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1 2 >Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 776 | Defining Macros | dp expression parsing implementation | Statement | E | Codeforces Beta Round 7 {7} | PROGRAMMING | 2500 | ||
| 2048 | Cinema Cashier | dp implementation | Statement | B | Codeforces Beta Round 10 {10} | PROGRAMMING | 1600 | ||
| 2131 | Game | brute force dp implementation | Statement | D | Codeforces Beta Round 46 (Div. 2) {49} | PROGRAMMING | 1700 | ||
| 853 | Sweets Game | bitmasks dfs and similar dp games implementation | Statement | E | Codeforces Beta Round 59 (Div. 2) {63} | PROGRAMMING | Разбор задач Codeforces Round #59 (Div. 2) | 2200 | |
| 2469 | Partial Teacher | dp graphs greedy implementation | Statement | A | Manthan 2011 {67} | PROGRAMMING | 1800 | ||
| 587 | Information Reform | dp implementation trees | Statement | E | Codeforces Beta Round 64 {70} | PROGRAMMING | Analysis Codeforces Beta Round #64 | 2700 | |
| 2047 | Big Maximum Sum | data structures dp greedy implementation math trees | Statement | D | Codeforces Beta Round 67 (Div. 2) {75} | PROGRAMMING | Codeforces Beta Round #67 (Div. 2) Editorial | 2100 | |
| 363 | Domino Carpet | dp implementation | Statement | D | Codeforces Beta Round 69 (Div. 1 Only) {77} | PROGRAMMING | Problem analysis: Codeforces Beta Round #69 Falling Anvils (Div. 1 - Problem B , Div. 2 - Problem D) | 2300 | |
| 398 | Pairs | dfs and similar dp dsu graphs implementation trees | Statement | E | Yandex.Algorithm Open 2011: Qualification 1 {81} | PROGRAMMING | 2600 | ||
| 1051 | Beautiful Road | dfs and similar dp dsu graphs implementation sortings trees | Statement | D | Codeforces Beta Round 73 (Div. 1 Only) {87} | PROGRAMMING | CodeForces Beta Round #73 div. 1 analysis (particulary with div. 2) | 2300 | |
| 608 | Widget Library | dp expression parsing graphs implementation | Statement | B | Codeforces Beta Round 74 (Div. 1 Only) {89} | PROGRAMMING | Solutions for Codeforces Beta Round #74 | 2200 | |
| 2511 | File List | dp greedy implementation | Statement | B | VK Cup 2012 Round 3 (Unofficial Div. 2 Edition) {174} | PROGRAMMING | VK Cup 2012 Round 3 — Разбор | 1500 | |
| 5944 | Weather | dp implementation | Statement | C | Codeforces Round 145 (Div. 2, ACM-ICPC Rules) {234} | PROGRAMMING | 1300 | ||
| 884 | Number Challenge | combinatorics dp implementation math number theory | Statement | E | Codeforces Round 146 (Div. 1) {235} | PROGRAMMING | Codeforces Round #146 Tutorial | 2600 | |
| 205 | Tree and Table | dfs and similar dp implementation trees | Statement | E | Codeforces Round 153 (Div. 1) {251} | PROGRAMMING | Editorial of Codeforces Round #153 | 3000 | |
| 722 | Dormitory | dp implementation | Statement | E | Codeforces Round 155 (Div. 2) {254} | PROGRAMMING | Codeforces Round #155 (Div. 2) — tutorial | 2400 | |
| 16293 | Little Girl and Maximum XOR | bitmasks dp greedy implementation math | Statement | D | Codeforces Round 169 (Div. 2) {276} | PROGRAMMING | Codeforces Round #169 — Unofficial Editorial | 1800 | |
| 8904 | Ladder | dp implementation two pointers | Statement | C | Codeforces Round 171 (Div. 2) {279} | PROGRAMMING | Unofficial editorial for Codeforces Round #171 (Div. 2) | 1700 | |
| 258 | Sequence Transformation | data structures dp implementation math | Statement | E | Codeforces Round 172 (Div. 1) {280} | PROGRAMMING | Codeforces Round #172 Editorial | 3000 | |
| 1671 | Permutation Sum | bitmasks combinatorics dp implementation meet-in-the-middle | Statement | D | Codeforces Round 175 (Div. 2) {285} | PROGRAMMING | Codeforces Round #175 (Div. 2) Tutorial | 1900 | |
| 346 | Polo the Penguin and Lucky Numbers | dp implementation math | Statement | E | Codeforces Round 177 (Div. 1) {288} | PROGRAMMING | Codeforces Round #177, editorial | 2800 | |
| 18931 | Polo the Penguin and Matrix | brute force dp implementation sortings ternary search | Statement | B | Codeforces Round 177 (Div. 2) {289} | PROGRAMMING | Codeforces Round #177, editorial | 1400 | |
| 54177 | Ilya and Queries | dp implementation | Statement | B | Codeforces Round 186 (Div. 2) {313} | PROGRAMMING | Tutorial | 1200 | |
| 49638 | Flipping Game | brute force dp implementation | Statement | A | Codeforces Round 191 (Div. 2) {327} | PROGRAMMING | Codeforces Round #191 — Tutorial | 1200 | |
| 8691 | Maximum Absurdity | data structures dp implementation | Statement | B | Codeforces Round 193 (Div. 2) {332} | PROGRAMMING | 8447 | 1500 | |
| 334 | Binary Key | dp greedy implementation | Statement | E | Codeforces Round 193 (Div. 2) {332} | PROGRAMMING | 8447 | 2600 | |
| 126 | Vasily the Bear and Painting Square | bitmasks combinatorics dp implementation | Statement | E | Codeforces Round 195 (Div. 2) {336} | PROGRAMMING | Tutorial Codeforces Round #195 (Div. 2) | 2600 | |
| 15097 | Color the Fence | data structures dp greedy implementation | Statement | B | Codeforces Round 202 (Div. 2) {349} | PROGRAMMING | Editorial for Codeforces Round #202 | 1700 | |
| 3093 | Jeff and Rounding | dp greedy implementation math | Statement | A | Codeforces Round 204 (Div. 1) {351} | PROGRAMMING | Codeforces Round #204 — tutorial | 1900 | |
| 488 | Xenia and String Problem | dp hashing implementation string suffix structures strings | Statement | E | Codeforces Round 207 (Div. 1) {356} | PROGRAMMING | 9210 | 2800 | |
| 2016 | Insertion Sort | data structures dp implementation math | Statement | C | Codeforces Round 212 (Div. 2) {362} | PROGRAMMING | Codeforces Round #212 (Div. 2). Tutorial. Part 1. | 2000 | |
| 3005 | Inna and Dima | dfs and similar dp graphs implementation | Statement | C | Codeforces Round 220 (Div. 2) {374} | PROGRAMMING | Codeforces Round #220 (Div. 2) разбор | 2000 | |
| 5416 | Maximum Submatrix 2 | data structures dp implementation sortings | Statement | B | Codeforces Round 221 (Div. 1) {375} | PROGRAMMING | Codeforces Round #221 Tutorial | 1800 | |
| 485 | Red and Black Tree | dp implementation math | Statement | E | Codeforces Round 221 (Div. 1) {375} | PROGRAMMING | Codeforces Round #221 Tutorial | 3000 | |
| 10545 | Bear and Prime Numbers | binary search brute force data structures dp implementation math number theory | Statement | C | Codeforces Round 226 (Div. 2) {385} | PROGRAMMING | Codeforces Round #226 (Div. 2) — Editorial | 1800 | |
| 549 | Game with Points | dp graphs implementation shortest paths | Statement | D | Testing Round 9 {386} | PROGRAMMING | 2300 | ||
| 2460 | Minesweeper 1D | dp implementation | Statement | D | Codeforces Round 237 (Div. 2) {404} | PROGRAMMING | Codeforces Round #237 (Div. 2) Editorial | 2200 | |
| 7150 | Long Path | dp implementation | Statement | B | Codeforces Round 239 (Div. 1) {407} | PROGRAMMING | Codeforces Round #239 Editorial | 1800 | |
| 9325 | Art Union | brute force dp implementation | Statement | B | Codeforces Round 241 (Div. 2) {416} | PROGRAMMING | Codeforces Round #241 — editorial | 1300 | |
| 8690 | Booking System | binary search dp greedy implementation | Statement | C | Codeforces Round 241 (Div. 2) {416} | PROGRAMMING | Codeforces Round #241 — editorial | 1600 | |
| 3407 | Elimination | dp implementation math | Statement | A | RCC 2014 Warmup (Div. 2) {417} | PROGRAMMING | RCC 2014 WarmUp Analysis | 1500 | |
| 29622 | k-Tree | dp implementation trees | Statement | C | Codeforces Round 247 (Div. 2) {431} | PROGRAMMING | Editorial Codeforces Round #247 (Div. 2) | 1600 | |
| 53335 | Kuriyama Mirai's Stones | dp implementation sortings | Statement | B | Codeforces Round 248 (Div. 2) {433} | PROGRAMMING | Codeforces Round #248 Editorial | 1200 | |
| 13512 | DZY Loves Sequences | dp implementation two pointers | Statement | A | Codeforces Round #FF (Div. 1) {446} | PROGRAMMING | Codeforces Round #FF(255) Editorial | 1700 | |
| 6814 | A Lot of Games | dfs and similar dp games implementation strings trees | Statement | B | Codeforces Round 260 (Div. 1) {455} | PROGRAMMING | Codeforces Round #260 — Editorial | 2100 | |
| 7273 | Gargari and Permutations | dfs and similar dp graphs implementation | Statement | D | Codeforces Round 264 (Div. 2) {463} | PROGRAMMING | CF 264 Div 2 Tutorial | 2000 | |
| 16514 | George and Job | dp implementation | Statement | C | Codeforces Round 267 (Div. 2) {467} | PROGRAMMING | Разбор задач | 1700 | |
| 51545 | Given Length and Sum of Digits... | dp greedy implementation | Statement | C | Codeforces Round 277.5 (Div. 2) {489} | PROGRAMMING | Codeforces Round #277.5 (Div. 2) Editorial [A-D for now] | 1400 | |
| 2122 | The Maths Lecture | dp implementation | Statement | D | Codeforces Round 287 (Div. 2) {507} | PROGRAMMING | Editorial | 2500 | |
| 2385 | Sums of Digits | dp greedy implementation | Statement | C | Codeforces Round 289 (Div. 2, ACM ICPC Rules) {509} | PROGRAMMING | Tutorial CodeForces Round 289 (Div.2) (Second Winter Computer Camp Selection 2015) | 2000 | |
| 417 | Pasha and Pipe | binary search brute force combinatorics dp implementation | Statement | F | Codeforces Round 293 (Div. 2) {518} | PROGRAMMING | Codeforces Round #293 (Div.2) Editorial | 2800 | |
| 9509 | Photo to Remember | *special data structures dp implementation | Statement | B | VK Cup 2015 - Qualification Round 1 {522} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 1 | 1700 | |
| 1178 | Transmitting Levels | dp implementation | Statement | E | ZeptoLab Code Rush 2015 {526} | PROGRAMMING | ZeptoLab Code Rush 2015 — Editorial | 2400 | |
| 5078 | Clique Problem | data structures dp greedy implementation sortings | Statement | D | Codeforces Round 296 (Div. 2) {527} | PROGRAMMING | Codeforces Round #296 Editorial | 2100 | |
| 19317 | Quasi Binary | constructive algorithms dp greedy implementation | Statement | B | Codeforces Round 300 {538} | PROGRAMMING | Codeforces Round #300 Editorial (+challenges) | 1400 | |
| 8980 | Mike and Fun | brute force dp greedy implementation | Statement | B | Codeforces Round 305 (Div. 2) {548} | PROGRAMMING | Codeforces Round #305 Editorial | 1400 | |
| 43520 | Two Substrings | brute force dp greedy implementation strings | Statement | A | Codeforces Round 306 (Div. 2) {550} | PROGRAMMING | Разбор задач Codeforces Round #306 (Div. 2) | 1500 | |
| 1733 | Vanya and Brackets | brute force dp expression parsing greedy implementation strings | Statement | E | Codeforces Round 308 (Div. 2) {552} | PROGRAMMING | Codeforces #308 (Div. 2) Editorial | 2300 | |
| 104125 | Kefa and First Steps | brute force dp implementation | Statement | A | Codeforces Round 321 (Div. 2) {580} | PROGRAMMING | Codeforces Round #321 Editorial | 1000 | |
| 792 | Digits of Number Pi | dp implementation strings | Statement | F | Codeforces Round 325 (Div. 1) {585} | PROGRAMMING | Разбор Codeforces Round #325 | 3200 | |
| 12023 | Approximating a Constant Range | dp implementation two pointers | Statement | B | Codeforces Round 333 (Div. 2) {602} | PROGRAMMING | Codeforces Round #333 — editorial | 1400 | |
| 8983 | New Year and Domino | dp implementation | Statement | C | Good Bye 2015 {611} | PROGRAMMING | Tutorial | 1500 | |
| 3349 | Spy Syndrome 2 | data structures dp hashing implementation sortings string suffix structures strings | Statement | C | Manthan, Codefest 16 {633} | PROGRAMMING | Manthan, Codefest 16: Editorials | 1900 | |
| 3044 | Fibonacci-ish | brute force dp hashing implementation math | Statement | D | Manthan, Codefest 16 {633} | PROGRAMMING | Manthan, Codefest 16: Editorials | 2000 | |
| 1570 | Little Artem and Random Variable | dp implementation math probabilities | Statement | D | VK Cup 2016 - Round 2 {641} | PROGRAMMING | VK Cup 2016 — Раунд 2 (editorial) | 2300 | |
| 24106 | Joysticks | dp greedy implementation math | Statement | A | Codeforces Round 345 (Div. 2) {651} | PROGRAMMING | 1100 | ||
| 3803 | Reberland Linguistics | dp implementation strings | Statement | A | Codeforces Round 349 (Div. 1) {666} | PROGRAMMING | Codeforces Round #349 Editorial | 1800 | |
| 4369 | Recycling Bottles | dp geometry greedy implementation | Statement | A | Codeforces Round 352 (Div. 1) {671} | PROGRAMMING | Codeforces Round #352 Editorial | 1800 | |
| 752 | Vanya and Balloons | binary search brute force dp implementation | Statement | E | Codeforces Round 355 (Div. 2) {677} | PROGRAMMING | Codeforces Round #355 (Div. 2) Editorial | 2600 | |
| 2118 | Mike and Geometry Problem | combinatorics data structures dp geometry implementation | Statement | E | Codeforces Round 361 (Div. 2) {689} | PROGRAMMING | Tutorial | 2300 | |
| 2212 | PLEASE | combinatorics dp implementation math matrices | Statement | C | Codeforces Round 362 (Div. 1) {696} | PROGRAMMING | Codeforces Round #362 (Editorial) | 2200 | |
| 54672 | Maximum Increase | dp greedy implementation | Statement | A | Educational Codeforces Round 15 {702} | PROGRAMMING | 46324 | 900 | |
| 524 | Black Widow | dp graphs implementation math | Statement | C | Codeforces Round 366 (Div. 1) {704} | PROGRAMMING | Tutorial | 2800 | |
| 82866 | Interesting drink | binary search dp implementation | Statement | B | Codeforces Round 367 (Div. 2) {706} | PROGRAMMING | Tutorial | 1100 | |
| 4622 | Efim and Strange Grade | dp implementation math | Statement | A | Codeforces Round 373 (Div. 1) {718} | PROGRAMMING | Codeforces Round #373 — Editorial | 1700 | |
| 8680 | Spotlights | dp implementation | Statement | B | Technocup 2017 - Elimination Round 2 {729} | PROGRAMMING | Technocup 2017 — Elimination Round 2 (and Codeforces Round 380) Editorial | 1300 | |
| 3165 | New Year and Fireworks | brute force data structures dfs and similar dp implementation | Statement | D | Good Bye 2016 {750} | PROGRAMMING | Good Bye 2016 — hints and codes | 1900 | |
| 1094 | Vladik and chat | brute force constructive algorithms dp implementation strings | Statement | C | Codeforces Round 390 (Div. 2) {754} | PROGRAMMING | 2200 | ||
| 6034 | Dasha and Password | brute force dp implementation | Statement | C | Codeforces Round 394 (Div. 2) {761} | PROGRAMMING | Codeforces Round #394 (Div. 2) [Editorial] | 1600 | |
| 522 | Dasha and Photos | brute force data structures dp implementation | Statement | F | Codeforces Round 394 (Div. 2) {761} | PROGRAMMING | Codeforces Round #394 (Div. 2) [Editorial] | 2900 | |
| 1806 | Maximum path | dp greedy implementation | Statement | D | Educational Codeforces Round 17 {762} | PROGRAMMING | Tutorial | 2400 | |
| 11854 | Timofey and a tree | dfs and similar dp dsu graphs implementation trees | Statement | A | Codeforces Round 395 (Div. 1) {763} | PROGRAMMING | Codeforces Round #395 [Editorial] | 1600 | |
| 1336 | Tree Folding | dfs and similar dp greedy implementation trees | Statement | E | Codeforces Round 397 by Kaspersky Lab and Barcelona Bootcamp (Div. 1 + Div. 2 combined) {765} | PROGRAMMING | Codeforces Round #397 Editorial | 2200 | |
| 3973 | Jon Snow and his Favourite Number | brute force dp implementation sortings | Statement | C | Divide by Zero 2017 and Codeforces Round 399 (Div. 1 + Div. 2, combined) {768} | PROGRAMMING | Editorial Divide by Zero and Codeforces Round #399 (Div. 1+2, combined) | 1800 | |
| 6815 | Alyona and Spreadsheet | binary search data structures dp greedy implementation two pointers | Statement | C | Codeforces Round 401 (Div. 2) {777} | PROGRAMMING | Problem analysis of Codeforces Round #401 (Div. 2) | 1600 | |
| 11493 | Odd sum | dp greedy implementation | Statement | B | Educational Codeforces Round 19 {797} | PROGRAMMING | 51588 | 1400 | |
| 3490 | Vladik and Memorable Trip | dp implementation | Statement | C | Codeforces Round 416 (Div. 2) {811} | PROGRAMMING | 1800 | ||
| 338 | Perpetual Motion Machine | constructive algorithms dp graphs implementation math trees | Statement | E | Codeforces Round 424 (Div. 1, rated, based on VK Cup Finals) {830} | PROGRAMMING | Codeforces Round #424 Editorial | 3100 | |
| 9350 | Star sky | dp implementation | Statement | C | Codeforces Round 427 (Div. 2) {835} | PROGRAMMING | 1600 | ||
| 5850 | Did you mean... | dp greedy implementation | Statement | C | Технокубок 2018 - Отборочный Раунд 1 {858} | PROGRAMMING | Codeforces Round 434 Div.1+Div.2 (and Technocup 2018 — Elimination Round 1) Editorial | 1500 | |
| 1004 | Huge Strings | bitmasks brute force dp implementation strings | Statement | D | Codeforces Round 438 by Sberbank and Barcelona Bootcamp (Div. 1 + Div. 2 combined) {868} | PROGRAMMING | 55046 | 2100 | |
| 9089 | Balanced Substring | dp implementation | Statement | B | Educational Codeforces Round 30 {873} | PROGRAMMING | 55171 | 1500 | |
| 3326 | Credit Card | data structures dp greedy implementation | Statement | D | Educational Codeforces Round 33 (Rated for Div. 2) {893} | PROGRAMMING | 55989 | 1800 | |
| 13949 | The Way to Home | dfs and similar dp greedy implementation | Statement | A | Testing Round 14 (Unrated) {910} | PROGRAMMING | 1100 | ||
| 3670 | The Monster | dp greedy implementation math | Statement | A | Codeforces Round 459 (Div. 1) {917} | PROGRAMMING | Codeforces Round #459 Editorial | 1900 | |
| 31548 | Perfect Number | binary search brute force dp implementation number theory | Statement | B | Codeforces Round 460 (Div. 2) {919} | PROGRAMMING | Codeforces Round #460 (Div. 2) Editorial | 1100 | |
| 808 | Tanks | dp greedy implementation | Statement | D | Educational Codeforces Round 37 (Rated for Div. 2) {920} | PROGRAMMING | 2600 | ||
| 3755 | Mahmoud and Ehab and the xor-MST | bitmasks dp graphs implementation math | Statement | E | Codeforces Round 473 (Div. 2) {959} | PROGRAMMING | Codeforces round #473 editorial | 1900 | |
| 26206 | Lecture Sleep | data structures dp implementation two pointers | Statement | B | Educational Codeforces Round 41 (Rated for Div. 2) {961} | PROGRAMMING | Educational Codeforces Round 41 Editorial | 1300 | |
| 15035 | Three displays | brute force dp implementation | Statement | C | Codeforces Round 485 (Div. 2) {987} | PROGRAMMING | Codeforces Round #485 Editorial | 1400 | |
| 207 | Passports | dp implementation | Statement | F | Codeforces Round 500 (Div. 1) [based on EJOI] {1012} | PROGRAMMING | 60920 | 3200 | |
| 3991 | Vasya And The Mushrooms | dp implementation | Statement | C | Educational Codeforces Round 48 (Rated for Div. 2) {1016} | PROGRAMMING | Разбор Educational Codeforces Round 48 | 1800 | |
| 8852 | Slime | dp greedy implementation | Statement | D | Codeforces Round 508 (Div. 2) {1038} | PROGRAMMING | Tutorial | 1700 | |
| 19105 | Vitamins | bitmasks brute force dp implementation | Statement | B | Codeforces Round 510 (Div. 2) {1042} | PROGRAMMING | Tutorial | 1200 | |
| 9868 | Vasya and Multisets | brute force dp greedy implementation math | Statement | C | Educational Codeforces Round 51 (Rated for Div. 2) {1051} | PROGRAMMING | Educational Codeforces Round 51 Editorial | 1400 | |
| 10690 | Multiplicity | data structures dp implementation math number theory | Statement | C | Codeforces Round 523 (Div. 2) {1061} | PROGRAMMING | Tutorial (en) | 1700 | |
| 930 | Monsters and Potions | brute force dp greedy implementation | Statement | G | 2018-2019 ICPC, NEERC, Southern Subregional Contest (Online Mirror, ACM-ICPC Rules, Teams Preferred) {1070} | PROGRAMMING | Solution to problem M. Algoland and Berland of 2018-2019 ICPC, NEERC | 2500 | |
| 11559 | The Fair Nut and String | combinatorics dp implementation | Statement | C | Codeforces Round 526 (Div. 2) {1084} | PROGRAMMING | 63753 | 1500 | |
| 3900 | Compression | dp implementation math number theory | Statement | D | Educational Codeforces Round 59 (Rated for Div. 2) {1107} | PROGRAMMING | Educational Codeforces Round 59 Editorial | 1800 | |
| 9025 | Sasha and a Bit of Relax | dp implementation | Statement | A | Codeforces Round 539 (Div. 1) {1109} | PROGRAMMING | Codeforces Round #539 Editorial | 1600 | |
| 1314 | Museums Tour | dp graphs implementation | Statement | C | Codeforces Round 545 (Div. 1) {1137} | PROGRAMMING | Codeforces Round #545 – Editorial | 2800 | |
| 2039 | Three Religions | dp implementation strings | Statement | B | Codeforces Round 556 (Div. 1) {1149} | PROGRAMMING | 66783 | 2200 | |
| 435 | Anagram Paths | dp implementation trees | Statement | D | Codeforces Round 562 (Div. 1) {1168} | PROGRAMMING | Codeforces Round #562 — Editorial | 2900 | |
| 4517 | Minimal Segment Cover | data structures dfs and similar divide and conquer dp greedy implementation trees | Statement | E | Educational Codeforces Round 66 (Rated for Div. 2) {1175} | PROGRAMMING | Editorial | 2200 | |
| 15082 | Lose it! | dp greedy implementation | Statement | C | Codeforces Round 565 (Div. 3) {1176} | PROGRAMMING | 67598 | 1300 | |
| 2313 | Destroy it! | dp implementation sortings | Statement | F | Codeforces Round 565 (Div. 3) {1176} | PROGRAMMING | 67598 | 2500 | |
| 27385 | Alex and a Rhombus | dp implementation math | Statement | A | Codeforces Round 569 (Div. 2) {1180} | PROGRAMMING | Editorial of Round #569 | 800 | |
| 3403 | Flag | brute force combinatorics dp implementation | Statement | C | Codeforces Round 567 (Div. 2) {1181} | PROGRAMMING | Editorial of Codeforces Round #567 (based on All-Russian olympiad in the name of Keldysh) | 1900 | |
| 1001 | Complete Mirror | constructive algorithms dfs and similar dp hashing implementation trees | Statement | D | Codeforces Round 566 (Div. 2) {1182} | PROGRAMMING | 67614 | 2500 | |
| 5411 | Subsequences (easy version) | dp graphs implementation shortest paths | Statement | E | Codeforces Round 570 (Div. 3) {1183} | PROGRAMMING | Tutorial | 2000 | |
| 11057 | Candies! | data structures dp implementation math | Statement | C | Codeforces Round 572 (Div. 2) {1189} | PROGRAMMING | Editorial of Codeforces Round #572 | 1400 | |
| 10425 | RGB Substring (hard version) | data structures dp implementation two pointers | Statement | D2 | Codeforces Round 575 (Div. 3) {1196} | PROGRAMMING | Editorial | 1600 | |
| 4396 | White Lines | brute force data structures dp implementation two pointers | Statement | D | Codeforces Round 578 (Div. 2) {1200} | PROGRAMMING | Codeforces Round #578 (Div. 2) Editorial | 1900 | |
| 1162 | Graph Traveler | brute force data structures dfs and similar dp graphs implementation math number theory | Statement | F | Codeforces Round 578 (Div. 2) {1200} | PROGRAMMING | Codeforces Round #578 (Div. 2) Editorial | 2500 | |
| 2531 | Treasure Hunting | binary search dp greedy implementation | Statement | D | Codeforces Round 577 (Div. 2) {1201} | PROGRAMMING | Codeforces Round #577 (Div 2) Editorial | 2000 | |
| 2763 | You Are Given a WASD-string... | brute force data structures dp greedy implementation math strings | Statement | C | Educational Codeforces Round 70 (Rated for Div. 2) {1202} | PROGRAMMING | 68972 | 2100 | |
| 29476 | Make Product Equal One | dp implementation | Statement | B | Codeforces Round 580 (Div. 2) {1206} | PROGRAMMING | Editorial of Codeforces Round #580 | 900 | |
| 18219 | The Number of Products | combinatorics dp implementation | Statement | B | Codeforces Round 585 (Div. 2) {1215} | PROGRAMMING | Codeforces Round #585 Editorial | 1500 | |
| 13474 | Pipes | dp implementation | Statement | C | Codeforces Round 590 (Div. 3) {1234} | PROGRAMMING | Codeforces Round #590 (Div. 3) Editorial | 1400 | |
| 1159 | Turtle | dp implementation | Statement | E | Codeforces Round 594 (Div. 1) {1239} | PROGRAMMING | Editorial of Codeforces Round #594 (on the problems of Moscow Team Olympiad) | 3100 | |
| 8293 | Paint the Tree | brute force constructive algorithms dp graphs implementation trees | Statement | D | Codeforces Round 592 (Div. 2) {1244} | PROGRAMMING | Codeforces Round #592 (Div. 2) Tutorial | 1700 | |
| 2519 | The World Is Just a Programming Task (Easy Version) | brute force dp greedy implementation | Statement | D1 | Codeforces Round 594 (Div. 2) {1248} | PROGRAMMING | Editorial of Codeforces Round #594 (on the problems of Moscow Team Olympiad) | 1900 | |
| 3395 | Portals | data structures dp greedy implementation sortings | Statement | D | Codeforces Round 608 (Div. 2) {1271} | PROGRAMMING | 72247 | 2100 | |
| 30665 | Yet Another Broken Keyboard | combinatorics dp implementation | Statement | C | Codeforces Round 605 (Div. 3) {1272} | PROGRAMMING | Codeforces Round #605 (Div. 3) Editorial | 1100 | |
| 8575 | Berry Jam | data structures dp greedy implementation | Statement | C | Educational Codeforces Round 78 (Rated for Div. 2) {1278} | PROGRAMMING | Educational Codeforces Round 78 Editorial | 1600 | |
| 11446 | New Year and Ascent Sequence | binary search combinatorics data structures dp implementation sortings | Statement | B | Hello 2020 {1284} | PROGRAMMING | Hello 2020 Editorial | 1500 | |
| 30624 | Just Eat It! | dp greedy implementation | Statement | B | Codeforces Round 613 (Div. 2) {1285} | PROGRAMMING | Codeforces Round #613 (Div. 2) Editorial | 1300 | |
| 294 | Harry The Potter | brute force constructive algorithms dp fft implementation math | Statement | F | Codeforces Round 612 (Div. 1) {1286} | PROGRAMMING | Codeforces Round #612 - Editorial | 3200 | |
| 1612 | Nanosoft | binary search data structures dp implementation | Statement | E | Codeforces Round 619 (Div. 2) {1301} | PROGRAMMING | 2500.0 | Codeforces Round #619 (Div. 2) Editorial | 2500 |
| 17719 | Air Conditioner | dp greedy implementation sortings two pointers | Statement | C | Codeforces Round 620 (Div. 2) {1304} | PROGRAMMING | 1500.0 | Codeforces Round #620 (Div. 2) Editorial | 1500 |
| 1362 | Cow and Treats | binary search combinatorics dp greedy implementation math | Statement | E | Codeforces Round 621 (Div. 1 + Div. 2) {1307} | PROGRAMMING | 2500.0 | Codeforces Round #621 (Div. 1 + Div. 2) Editorial | 2400 |
| 574 | Double Elimination | dp implementation | Statement | B | VK Cup 2019-2020 - Elimination Round (Engine) {1310} | PROGRAMMING | 1000.0 | VK Cup 2019-2020 - Elimination Round (Engine) and Codeforces Round #623 | 2500 |
| 1497 | Happy New Year | bitmasks dp implementation | Statement | D | Codeforces Round 622 (Div. 2) {1313} | PROGRAMMING | 2000.0 | Editorial | 2600 |
| 20861 | Even Subset Sum Problem | brute force dp greedy implementation | Statement | A | Codeforces Round 626 (Div. 2, based on Moscow Open Olympiad in Informatics) {1323} | PROGRAMMING | 500.0 | Codeforces Round #626 Editorial | |
| 35174 | Ternary String | binary search dp implementation two pointers | Statement | B | Educational Codeforces Round 87 (Rated for Div. 2) {1354} | PROGRAMMING | 77593 | 1200 | |
| 2449 | Are You Fired? | constructive algorithms data structures dp greedy implementation | Statement | E | Codeforces Round 645 (Div. 2) {1358} | PROGRAMMING | 2000.0 | Codeforces Round #645 (Div. 2) Editorial | 2400 |
| 29358 | New Theatre Square | brute force dp greedy implementation two pointers | Statement | B | Educational Codeforces Round 88 (Rated for Div. 2) {1359} | PROGRAMMING | Educational Codeforces Round 88 Editorial | 1000 | |
| 10689 | Yet Another Yet Another Task | data structures dp implementation two pointers | Statement | D | Educational Codeforces Round 88 (Rated for Div. 2) {1359} | PROGRAMMING | Educational Codeforces Round 88 Editorial | 2000 | |
| 27931 | Polygon | dp graphs implementation shortest paths | Statement | E | Codeforces Round 644 (Div. 3) {1360} | PROGRAMMING | Codeforces Round #644 (Div. 3) Editorial | 1300 | |
| 4951 | Ehab's Last Corollary | constructive algorithms data structures dfs and similar dp graphs implementation trees | Statement | D | Codeforces Round 649 (Div. 2) {1364} | PROGRAMMING | 2000.0 | Codeforces round #649 editorial | 2100 |
| 4616 | Two Arrays | binary search brute force combinatorics dp greedy implementation two pointers | Statement | E | Educational Codeforces Round 89 (Rated for Div. 2) {1366} | PROGRAMMING | Educational Codeforces Round 89 Editorial | ||
| 5216 | Binary Subsequence Rotation | binary search data structures dp greedy implementation | Statement | E | Codeforces Round 651 (Div. 2) {1370} | PROGRAMMING | 2500.0 | Editorial — Codeforces Round #651 | |
| 10812 | Odd-Even Subsequence | binary search dp greedy implementation sortings | Statement | D | Codeforces Round 651 (Div. 2) {1370} | PROGRAMMING | 2000.0 | Editorial — Codeforces Round #651 | |
| 19332 | Pluses and Minuses | binary search dp greedy implementation math | Statement | C | Educational Codeforces Round 90 (Rated for Div. 2) {1373} | PROGRAMMING | Educational Codeforces Round 90 Editorial | ||
| 52280 | 01 Game | brute force constructive algorithms dp games implementation strings | Statement | B | Educational Codeforces Round 90 (Rated for Div. 2) {1373} | PROGRAMMING | Educational Codeforces Round 90 Editorial | ||
| 21815 | a-Good String | bitmasks brute force divide and conquer dp implementation | Statement | D | Codeforces Round 656 (Div. 3) {1385} | PROGRAMMING | Codeforces Round #656 (Div. 3) Editorial | 1500 | |
| 6902 | Captain Flint and Treasure | data structures dfs and similar dp graphs greedy implementation trees | Statement | D | Codeforces Round 660 (Div. 2) {1388} | PROGRAMMING | 2000.0 | Codeforces Round #660 Editorial | 2000 |
| 20523 | Good String | brute force dp greedy implementation two pointers | Statement | C | Educational Codeforces Round 92 (Rated for Div. 2) {1389} | PROGRAMMING | 80809 | ||
| 5751 | 505 | bitmasks brute force dp implementation | Statement | D | Codeforces Round 663 (Div. 2) {1391} | PROGRAMMING | 2000.0 | Codeforces Round #663 (Div. 2) Editorial | |
| 4181 | Rarity and New Dress | data structures dp graphs implementation | Statement | D | Codeforces Round 662 (Div. 2) {1393} | PROGRAMMING | 1750.0 | Codeforces Round #662 Editorial | |
| 446 | Twilight and Ancient Scroll (easier version) | dp hashing implementation string suffix structures strings | Statement | E1 | Codeforces Round 662 (Div. 2) {1393} | PROGRAMMING | 1500.0 | Codeforces Round #662 Editorial | |
| 438 | Twilight and Ancient Scroll (harder version) | dp implementation string suffix structures strings | Statement | E2 | Codeforces Round 662 (Div. 2) {1393} | PROGRAMMING | 1500.0 | Codeforces Round #662 Editorial | |
| 75 | Chess Rush | *special combinatorics dp implementation math | Statement | C | Central-European Olympiad in Informatics, CEOI 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1403} | PROGRAMMING | CEOI 2020 Online Mirror — Day 2 Tutorial | ||
| 24421 | Maximum Product | brute force dp greedy implementation sortings | Statement | B | Codeforces Round 670 (Div. 2) {1406} | PROGRAMMING | 1000.0 | Codeforces Round #670 (Div. 2) Editorial | |
| 4666 | Searchlights | binary search brute force data structures dp geometry implementation sortings | Statement | D | Grakn Forces 2020 {1408} | PROGRAMMING | 2000.0 | Grakn Forces -- Editorial | |
| 6213 | Perform Easily | data structures dp implementation sortings two pointers | Statement | C | Technocup 2021 - Elimination Round 1 {1413} | PROGRAMMING | 1500.0 | Codeforces Round 679 (Div. 1, Div. 2) and Technocup Round 1 editorial | |
| 11712 | Bouncing Ball | brute force dp implementation | Statement | C | Technocup 2021 - Elimination Round 2 {1415} | PROGRAMMING | 1250.0 | Editorial of Codeforces Round 687 (Technocup 2021 — Elimitation Round 2) | |
| 5180 | Pokémon Army (hard version) | data structures divide and conquer dp greedy implementation | Statement | C2 | Codeforces Round 672 (Div. 2) {1420} | PROGRAMMING | 1250.0 | ||
| 961 | Swedish Heroes | brute force dp implementation | Statement | E | Codeforces Round 676 (Div. 2) {1421} | PROGRAMMING | 2500.0 | Codeforces Round #676 (Div. 2) Editorial | |
| 851 | Minlexes | dp greedy implementation strings | Statement | E | Codeforces Round 675 (Div. 2) {1422} | PROGRAMMING | 2000.0 | Codeforces Round #675 (Div. 2) Editorial | |
| 3904 | Make It Increasing | data structures dp implementation | Statement | E | Educational Codeforces Round 97 (Rated for Div. 2) {1437} | PROGRAMMING | 84149 | ||
| 17267 | String Equality | dp greedy hashing implementation strings | Statement | C | Codeforces Round 685 (Div. 2) {1451} | PROGRAMMING | 1250.0 | Editorial — Codeforces Round #685 | |
| 11655 | Building a Fence | dp greedy implementation two pointers | Statement | C | Educational Codeforces Round 101 (Rated for Div. 2) {1469} | PROGRAMMING | Educational Codeforces Round 101 Editorial | ||
| 10933 | Program | data structures dp implementation | Statement | D | Educational Codeforces Round 102 (Rated for Div. 2) {1473} | PROGRAMMING | Educational Codeforces Round 102 Editorial | ||
| 4690 | Minimum Path | dp graphs implementation shortest paths | Statement | E | Educational Codeforces Round 102 (Rated for Div. 2) {1473} | PROGRAMMING | Educational Codeforces Round 102 Editorial | ||
| 4297 | Cleaning | data structures dp greedy implementation | Statement | D | Codeforces Round 696 (Div. 2) {1474} | PROGRAMMING | 2000.0 | Codeforces Round #696 Editorial | |
| 9221 | Journey | dfs and similar dp dsu implementation two pointers | Statement | D | Educational Codeforces Round 103 (Rated for Div. 2) {1476} | PROGRAMMING | 87356 | ||
| 7462 | Painting the Array I | constructive algorithms data structures dp greedy implementation | Statement | B1 | Codeforces Round 700 (Div. 1) {1479} | PROGRAMMING | 750.0 | Editorial of Codeforces Round #700 | |
| 4425 | Painting the Array II | data structures dp greedy implementation | Statement | B2 | Codeforces Round 700 (Div. 1) {1479} | PROGRAMMING | 750.0 | Editorial of Codeforces Round #700 | |
| 17896 | Replace and Keep Sorted | dp implementation math | Statement | B | Codeforces Round 701 (Div. 2) {1485} | PROGRAMMING | 1000.0 | Editorial of Codeforces Round #701 (Div. 2) | 1200 |
| 5113 | Cheap Dinner | data structures dp implementation sortings two pointers | Statement | E | Educational Codeforces Round 104 (Rated for Div. 2) {1487} | PROGRAMMING | 87873 | ||
| 8386 | Pekora and Trampoline | brute force data structures dp graphs greedy implementation | Statement | C | Codeforces Global Round 13 {1491} | PROGRAMMING | 1000.0 | Codeforces Global Round 13 Editorial | |
| 21983 | Binary Removals | brute force dp greedy implementation | Statement | B | Educational Codeforces Round 106 (Rated for Div. 2) {1499} | PROGRAMMING | Educational Codeforces Round 106 Editorial | ||
| 21027 | Napoleon Cake | dp implementation sortings | Statement | B | Codeforces Round 707 (Div. 2, based on Moscow Open Olympiad in Informatics) {1501} | PROGRAMMING | 1000.0 | Codeforces Round #707 Editorial | 900 |
| 4414 | Almost Sorted | binary search bitmasks combinatorics constructive algorithms dp implementation math | Statement | B | Codeforces Round 715 (Div. 1) {1508} | PROGRAMMING | 1000.0 | Codeforces Round #715 Editorial | |
| 17530 | Maximum Sum of Products | brute force dp implementation math ternary search two pointers | Statement | D | Educational Codeforces Round 108 (Rated for Div. 2) {1519} | PROGRAMMING | Educational Codeforces Round 108 Editorial | ||
| 2289 | Nastia Plays with a Tree | constructive algorithms data structures dfs and similar dp flows graphs greedy implementation trees | Statement | D | Codeforces Round 720 (Div. 2) {1521} | PROGRAMMING | 2250.0 | 90477 | |
| 17702 | Unstable String | dp greedy implementation strings two pointers | Statement | C | Educational Codeforces Round 110 (Rated for Div. 2) {1535} | PROGRAMMING | 91481 | ||
| 1053 | Game with Cards | binary search constructive algorithms data structures dp implementation | Statement | E | Codeforces Round 727 (Div. 2) {1539} | PROGRAMMING | 2000.0 | tutorial | 2500 |
| 26703 | Love Song | dp implementation strings | Statement | B | Codeforces Round 727 (Div. 2) {1539} | PROGRAMMING | 750.0 | tutorial | 800 |
| 2915 | Priority Queue | combinatorics dp implementation math | Statement | D | Codeforces Round 729 (Div. 2) {1542} | PROGRAMMING | 2000.0 | ||
| 16335 | Air Conditioners | dfs and similar dp implementation shortest paths sortings two pointers | Statement | E | Codeforces Round 731 (Div. 3) {1547} | PROGRAMMING | Codeforces Round #731 (Div. 3) Editorial | ||
| 24024 | Coin Rows | brute force constructive algorithms dp implementation | Statement | C | Educational Codeforces Round 112 (Rated for Div. 2) {1555} | PROGRAMMING | 93389 | 1300 | |
| 10406 | Book | binary search data structures dp graphs implementation | Statement | A | Codeforces Round 743 (Div. 1) {1572} | PROGRAMMING | 500.0 | Tutorial | 1800 |
| 11639 | Ticks | brute force dp greedy implementation | Statement | C | Codeforces Round 744 (Div. 3) {1579} | PROGRAMMING | Codeforces Round #744 (Div. 3) Editorial | ||
| 3917 | Portal | brute force dp greedy implementation | Statement | A | Codeforces Round 745 (Div. 1) {1580} | PROGRAMMING | 500.0 | Codeforces Round #745 Editorial | 1700 |
| 2648 | Red-Black Number | dp implementation math | Statement | F | Codeforces Round 748 (Div. 3) {1593} | PROGRAMMING | Editorial for Codeforces Round #748 (Div.3) | ||
| 1606 | Rubik's Cube Coloring (hard version) | brute force dp implementation math trees | Statement | E2 | Codeforces Round 747 (Div. 2) {1594} | PROGRAMMING | 1500.0 | 95525 | 2300 |
| 25590 | Computer Game | dfs and similar dp implementation | Statement | A | Educational Codeforces Round 115 (Rated for Div. 2) {1598} | PROGRAMMING | 95890 | ||
| 346 | October 18, 2017 | combinatorics dp implementation math | Statement | F | Codeforces Round 752 (Div. 1) {1603} | PROGRAMMING | 3750.0 | Editorial of Codeforces Round #752 | |
| 10435 | Complex Market Analysis | binary search dp implementation number theory schedules two pointers | Statement | C | Deltix Round, Autumn 2021 (open for everyone, rated, Div. 1 + Div. 2) {1609} | PROGRAMMING | 1500.0 | Deltix Round, Autumn 2021. Editorial | 1400 |
| 1008 | Christmas Chocolates | dfs and similar dp games graphs implementation math number theory shortest paths trees | Statement | E | Codeforces Round 761 (Div. 2) {1617} | PROGRAMMING | 3000.0 | Editorial for Codeforces Round #761 (Div. 2) | |
| 7262 | BA-String | bitmasks brute force dp greedy implementation math shortest paths | Statement | C | Educational Codeforces Round 119 (Rated for Div. 2) {1620} | PROGRAMMING | 98061 | ||
| 1467 | Robot Cleaner Revisit | dp implementation math probabilities | Statement | D | Codeforces Round 763 (Div. 2) {1623} | PROGRAMMING | 2500.0 | Codeforces Round #763 (Div. 2) Editorial | |
| 4585 | Masha-forgetful | brute force constructive algorithms dp hashing implementation strings | Statement | E | Codeforces Round 764 (Div. 3) {1624} | PROGRAMMING | Codeforces Round #764 (Div. 3) Editorial | ||
| 11794 | Monsters And Spells | data structures dp fft greedy implementation two pointers | Statement | C | Educational Codeforces Round 121 (Rated for Div. 2) {1626} | PROGRAMMING | 99136 | ||
| 2775 | Not Escaping | data structures dp implementation shortest paths sortings two pointers | Statement | E | Codeforces Round 766 (Div. 2) {1627} | PROGRAMMING | 2000.0 | Codeforces Round #766 (Div. 2) Editorial | |
| 14970 | Increase Subarray Sums | dp implementation | Statement | C | Educational Codeforces Round 123 (Rated for Div. 2) {1644} | PROGRAMMING | 100227 | ||
| 4428 | Weight the Tree | constructive algorithms dfs and similar dp implementation trees | Statement | D | Codeforces Round 774 (Div. 2) {1646} | PROGRAMMING | 2000.0 | Codeforces Round #774 (Div. 2) Editorial | 2000 |
| 14952 | Line Empire | dp greedy implementation math | Statement | C | Codeforces Round 782 (Div. 2) {1659} | PROGRAMMING | 1500.0 | Codeforces Round #782 (Div. 2) Editorial | |
| 1793 | MinimizOR | binary search bitmasks data structures dp greedy implementation | Statement | E | Codeforces Round 781 (Div. 2) {1665} | PROGRAMMING | 2250.0 | Codeforces Round #781 (Div. 2) Editorial | |
| 7345 | Tokitsukaze and Good 01-String (hard version) | dp implementation | Statement | B2 | Codeforces Round 789 (Div. 2) {1678} | PROGRAMMING | 1000.0 | Codeforces Round 789 Chinese Tutorial.pdf | |
| 1449 | Coloring | brute force combinatorics constructive algorithms dfs and similar dp dsu graphs implementation | Statement | E | Educational Codeforces Round 130 (Rated for Div. 2) {1697} | PROGRAMMING | 103835 | ||
| 15770 | awoo's Favorite Problem | constructive algorithms data structures dp greedy implementation strings two pointers | Statement | C | Educational Codeforces Round 130 (Rated for Div. 2) {1697} | PROGRAMMING | 103835 | ||
| 16122 | Qpwoeirut And The City | dp greedy implementation | Statement | C | Codeforces Round 809 (Div. 2) {1706} | PROGRAMMING | 1250.0 | Codeforces Round #809 Editorial | |
| 4577 | Robot in a Hallway | data structures dp implementation | Statement | C | Educational Codeforces Round 133 (Rated for Div. 2) {1716} | PROGRAMMING | 105653 | ||
| 13302 | Counting Rectangles | brute force data structures dp implementation | Statement | E | Codeforces Round 817 (Div. 4) {1722} | PROGRAMMING | 106478 | 1600 | |
| 12951 | Zero-Sum Prefixes | brute force data structures dp greedy implementation | Statement | C | Codeforces Round 833 (Div. 2) {1748} | PROGRAMMING | 1500.0 | Codeforces Round #833 (Div. 2) Editorial | 1600 |
| 2341 | Valid Bitonic Permutations | combinatorics dp implementation math | Statement | D | Codeforces Round 840 (Div. 2) and Enigma 2022 - Cybros LNMIIT {1763} | PROGRAMMING | 2000.0 | Codeforces Round #840 (Div. 2) and Enigma 2022 — Cybros LNMIIT Editorial | |
| 14967 | Hamiltonian Wall | dfs and similar dp implementation | Statement | C | Educational Codeforces Round 139 (Rated for Div. 2) {1766} | PROGRAMMING | 110066 | ||
| 795 | Hossam and a Letter | brute force dp implementation two pointers | Statement | E | Codeforces Round 837 (Div. 2) {1771} | PROGRAMMING | 2750.0 | Codeforces Round #837 (Div. 2) Editorial | |
| 993 | Serval and Brain Power | brute force dp dp greedy implementation | Statement | F | Codeforces Round 853 (Div. 2) {1789} | PROGRAMMING | 2750.0 | Codeforces Round #853 (Div. 2) Editorial | |
| 1626 | Rebrending | brute force data structures dp implementation | Statement | F | Codeforces Round 852 (Div. 2) {1793} | PROGRAMMING | 3250.0 | Codeforces Round #852 Editorial | |
| 7116 | Moscow Gorillas | dp greedy implementation two pointers | Statement | D | Codeforces Round 852 (Div. 2) {1793} | PROGRAMMING | 1750.0 | Codeforces Round #852 Editorial | |
| 1525 | Labeling the Tree with Distances | data structures dp hashing implementation trees | Statement | E | Codeforces Round 856 (Div. 2) {1794} | PROGRAMMING | 2750.0 | Codeforces Round 856 (Div. 2) Editorial | |
| 4627 | Li Hua and Tree | brute force data structures dfs and similar dp implementation trees | Statement | D | Codeforces Round 864 (Div. 2) {1797} | PROGRAMMING | 1750.0 | Codeforces Round 864 (Div. 2) Editorial | |
| 1399 | City Union | constructive algorithms dp geometry greedy implementation math | Statement | E | Codeforces Round 854 by cybercats (Div. 1 + Div. 2) {1799} | PROGRAMMING | 2250.0 | Codeforces Round #854 Editorial | |
| 22192 | Subsequence Addition (Easy Version) | brute force dp greedy implementation sortings | Statement | G1 | Codeforces Round 859 (Div. 4) {1807} | PROGRAMMING | 114143 | ||
| 27659 | Subsequence Addition (Hard Version) | dp greedy implementation math sortings | Statement | G2 | Codeforces Round 859 (Div. 4) {1807} | PROGRAMMING | 114143 | ||
| 1066 | Two Tanks | binary search dp implementation math | Statement | E | Educational Codeforces Round 145 (Rated for Div. 2) {1809} | PROGRAMMING | 114300 | ||
| 1733 | The Fox and the Complete Tree Traversal | constructive algorithms dp games implementation math trees | Statement | C | Codeforces Round 866 (Div. 1) {1819} | PROGRAMMING | 1500.0 | Codeforces Round #866 (Div.1, Div.2, based on Lipetsk Team Olympiad) Editorial | |
| 1946 | Walk the Runway | bitmasks brute force data structures dp graphs implementation sortings | Statement | E | Codeforces Round 870 (Div. 2) {1826} | PROGRAMMING | 2500.0 | Codeforces Round #870 (Div. 2) Editorial | 2400 |
| 33229 | Gold Rush | brute force dfs and similar dp implementation | Statement | D | Codeforces Round 871 (Div. 4) {1829} | PROGRAMMING | Codeforces Round 871 (Div. 4) Editorial | 1000 | |
| 15015 | Hits Different | data structures dp implementation math | Statement | G | Codeforces Round 871 (Div. 4) {1829} | PROGRAMMING | Codeforces Round 871 (Div. 4) Editorial | 1600 | |
| 6364 | Ksyusha and Chinchilla | dfs and similar dp dsu greedy implementation trees | Statement | G | Codeforces Round 874 (Div. 3) {1833} | PROGRAMMING | 116636 | ||
| 2104 | Railguns | dfs and similar dp graphs implementation | Statement | F | Codeforces Round 878 (Div. 3) {1840} | PROGRAMMING | Codeforces Round #878 (Div.3) Editorial | ||
| 2105 | Omsk Metro (hard version) | data structures dfs and similar divide and conquer dp implementation math trees | Statement | F2 | Codeforces Round 881 (Div. 3) {1843} | PROGRAMMING | Codeforces Round #881 (Div. 3) Editorial | ||
| 8991 | Rating System | brute force data structures dp greedy implementation math | Statement | D | Educational Codeforces Round 151 (Rated for Div. 2) {1845} | PROGRAMMING | 117791 | ||
| 1590 | Boxes and Balls | dp implementation math | Statement | E | Educational Codeforces Round 151 (Rated for Div. 2) {1845} | PROGRAMMING | 117791 | ||
| 1748 | PermuTree (hard version) | bitmasks dp implementation trees | Statement | E2 | Codeforces Round 890 (Div. 2) supported by Constructor Institute {1856} | PROGRAMMING | 1500.0 | Codeforces Round #890 (Div. 2) Editorial | |
| 2739 | Candy Party (Hard Version) | bitmasks constructive algorithms dp graphs greedy implementation math | Statement | B2 | Codeforces Round 896 (Div. 1) {1868} | PROGRAMMING | 750.0 | Codeforces Round 896 (Div. 1, Div. 2) Editorial | |
| 13084 | Colorful Table | binary search data structures dp implementation math sortings two pointers | Statement | C | CodeTON Round 6 (Div. 1 + Div. 2, Rated, Prizes!) {1870} | PROGRAMMING | 1500.0 | CodeTON Round 6 (Div. 1 + Div. 2, Rated, Prizes!) Editorial | |
| 12991 | Torn Lucky Ticket | brute force dp hashing implementation math | Statement | C | Educational Codeforces Round 157 (Rated for Div. 2) {1895} | PROGRAMMING | Educational Codeforces Round 157 Editorial | ||
| 2626 | Transitive Graph | constructive algorithms dfs and similar dp graphs implementation | Statement | E | Codeforces Round 911 (Div. 2) {1900} | PROGRAMMING | 2250.0 | Codeforces Round 911 (Div. 2) Editorial | |
| 37736 | Three Activities | brute force dp implementation sortings | Statement | D | Codeforces Round 916 (Div. 3) {1914} | PROGRAMMING | Codeforces Round 916 (Div. 3) Editorial | ||
| 9594 | Bicycles | dp graphs greedy implementation shortest paths sortings | Statement | G | Codeforces Round 918 (Div. 4) {1915} | PROGRAMMING | 123952 | ||
| 34985 | Unnatural Language Processing | dp greedy implementation strings | Statement | D | Codeforces Round 918 (Div. 4) {1915} | PROGRAMMING | 123952 | ||
| 2632 | Happy Life in University | brute force data structures dfs and similar dp implementation trees | Statement | E | Good Bye 2023 {1916} | PROGRAMMING | 2000.0 | ||
| 6142 | Blocking Elements | binary search data structures dp greedy implementation two pointers | Statement | D | Codeforces Round 922 (Div. 2) {1918} | PROGRAMMING | 2000.0 | Codeforces Round #922 (Div. 2) Editorial | |
| 16586 | XOR-distance | bitmasks dp greedy implementation math | Statement | C | Codeforces Round 922 (Div. 2) {1918} | PROGRAMMING | 1250.0 | Codeforces Round #922 (Div. 2) Editorial |