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Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 16752 | Noldbach problem | brute force math number theory | Statement | A | Codeforces Beta Round 17 {17} | PROGRAMMING | Codeforces Beta Round #17 Tutorial | 1100 | |
| 4248 | Number With The Given Amount Of Divisors | brute force dp number theory | Statement | E | Codeforces Beta Round 27 (Codeforces format, Div. 2) {27} | PROGRAMMING | Solution of ABC @ Round#27 | 2100 | |
| 1240 | Double Happiness | brute force math number theory | Statement | C | Codeforces Beta Round 86 (Div. 1 Only) {113} | PROGRAMMING | Codeforces Beta Round #86 Editorial | 2200 | |
| 1612 | Very Interesting Game | brute force number theory | Statement | B | Codeforces Beta Round 88 {117} | PROGRAMMING | Неофициальный разбор Codeforces Beta Round #88 | 1700 | |
| 1288 | Lucky Permutation | brute force combinatorics number theory | Statement | C | Codeforces Beta Round 91 (Div. 1 Only) {121} | PROGRAMMING | Разбор задач | 2000 | |
| 125051 | Lucky Division | brute force number theory | Statement | A | Codeforces Beta Round 91 (Div. 2 Only) {122} | PROGRAMMING | BIT solution for Codeforces #91 E | 1000 | |
| 2050 | Pairs of Numbers | brute force dfs and similar math number theory | Statement | B | Codeforces Testing Round 3 {134} | PROGRAMMING | 1800 | ||
| 26727 | Hexadecimal's theorem | brute force constructive algorithms implementation number theory | Statement | A | Codeforces Round 125 (Div. 2) {199} | PROGRAMMING | Solutions for Codeforces Round #125 | 1000 | |
| 575 | Cube Problem | brute force math number theory | Statement | C | Croc Champ 2013 - Round 2 {293} | PROGRAMMING | 2300 | ||
| 363 | Shaass and Painter Robot | brute force implementation number theory | Statement | D | Codeforces Round 178 (Div. 2) {294} | PROGRAMMING | 2700 | ||
| 887 | Minimum Modular | brute force graphs math number theory | Statement | C | Codeforces Round 183 (Div. 1) {303} | PROGRAMMING | Codeforces Round #183 Editorial | 2700 | |
| 2463 | Vasily the Bear and Sequence | brute force greedy implementation number theory | Statement | C | Codeforces Round 195 (Div. 2) {336} | PROGRAMMING | 1800 | ||
| 3079 | Vasya and Beautiful Arrays | brute force dp number theory | Statement | C | Codeforces Round 206 (Div. 1) {354} | PROGRAMMING | Codeforces Round #206 — Editorial | 2000 | |
| 598 | Beautiful Set | brute force number theory | Statement | C | Codeforces Round 213 (Div. 1) {364} | PROGRAMMING | Codeforces Round #213 Editorial | 2500 | |
| 3932 | Devu and Partitioning of the Array | brute force constructive algorithms implementation number theory | Statement | C | Codeforces Round 251 (Div. 2) {439} | PROGRAMMING | Codeforces Round #251 Editorial | 1700 | |
| 1543 | Divisors | brute force dfs and similar implementation number theory | Statement | E | Codeforces Round 256 (Div. 2) {448} | PROGRAMMING | Tutorial | 2500 | |
| 12420 | Little Dima and Equation | brute force implementation math number theory | Statement | B | Codeforces Round 262 (Div. 2) {460} | PROGRAMMING | 13465 | 1500 | |
| 23215 | Counterexample | brute force implementation math number theory | Statement | A | Codeforces Round 275 (Div. 2) {483} | PROGRAMMING | Codeforces Round #275 Editorial | 1100 | |
| 2144 | Chocolate | brute force dfs and similar math meet-in-the-middle number theory | Statement | D | Codeforces Round 279 (Div. 2) {490} | PROGRAMMING | 1900 | ||
| 7463 | Drazil and His Happy Friends | brute force ds meet-in-the-middle number theory | Statement | B | Codeforces Round 292 (Div. 2) {515} | PROGRAMMING | Codeforces Round #292 Editorial | 1400 | |
| 5492 | Vanya and Scales | brute force dp greedy math meet-in-the-middle number theory | Statement | C | Codeforces Round 308 (Div. 2) {552} | PROGRAMMING | Codeforces #308 (Div. 2) Editorial | 1800 | |
| 5117 | Primes or Palindromes? | brute force implementation math number theory | Statement | A | Codeforces Round 315 (Div. 1) {568} | PROGRAMMING | Codeforces Round #315 Editorial | 1700 | |
| 9465 | Dima and Lisa | brute force math number theory | Statement | D | Codeforces Round 324 (Div. 2) {584} | PROGRAMMING | Tutorial | 1700 | |
| 4354 | Block Towers | brute force greedy math number theory | Statement | C | 8VC Venture Cup 2016 - Elimination Round {626} | PROGRAMMING | 23522 | 1600 | |
| 3803 | Longest Subsequence | brute force math number theory | Statement | D | Educational Codeforces Round 9 {632} | PROGRAMMING | 43493 | 2200 | |
| 12855 | Ebony and Ivory | brute force math number theory | Statement | A | Manthan, Codefest 16 {633} | PROGRAMMING | Manthan, Codefest 16: Editorials | 1200 | |
| 6707 | A Trivial Problem | brute force constructive algorithms math number theory | Statement | B | Manthan, Codefest 16 {633} | PROGRAMMING | Manthan, Codefest 16: Editorials | 1300 | |
| 1308 | Couple Cover | brute force dp number theory | Statement | F | Educational Codeforces Round 14 {691} | PROGRAMMING | 2300 | ||
| 2878 | Video Cards | brute force data structures implementation math number theory | Statement | F | Codeforces Round 376 (Div. 2) {731} | PROGRAMMING | 1900 | ||
| 9308 | Arpa’s obvious problem and Mehrdad’s terrible solution | brute force math number theory | Statement | B | Codeforces Round 383 (Div. 2) {742} | PROGRAMMING | Test data | 1500 | |
| 12363 | Vladik and fractions | brute force constructive algorithms math number theory | Statement | C | Codeforces Round 384 (Div. 2) {743} | PROGRAMMING | Codeforces Round #384 Editorial | 1500 | |
| 18141 | PolandBall and Hypothesis | brute force graphs math number theory | Statement | A | 8VC Venture Cup 2017 - Elimination Round {755} | PROGRAMMING | 8VC Venture Cup 2017 — Elimination Round [Editorial] | 900 | |
| 1337 | Bash Plays with Functions | brute force combinatorics dp number theory | Statement | E | Codecraft-17 and Codeforces Round 391 (Div. 1 + Div. 2, combined) {757} | PROGRAMMING | CodeCraft-17 and Codeforces Round #391 (Div. 1 + Div. 2, combined) Editorial | 2400 | |
| 10221 | Blown Garland | brute force implementation number theory | Statement | B | Codeforces Round 392 (Div. 2) {758} | PROGRAMMING | Codeforces Round #392 (Div. 2) Editorial | 1200 | |
| 637 | Geometrical Progression | brute force math number theory | Statement | F | Codeforces Round 392 (Div. 2) {758} | PROGRAMMING | Codeforces Round #392 (Div. 2) Editorial | 2500 | |
| 712 | Timofey and remoduling | brute force implementation math number theory | Statement | C | Codeforces Round 395 (Div. 1) {763} | PROGRAMMING | Codeforces Round #395 [Editorial] | 2500 | |
| 86 | Math, math everywhere | brute force dp math meet-in-the-middle number theory | Statement | G | Codeforces Round 397 by Kaspersky Lab and Barcelona Bootcamp (Div. 1 + Div. 2 combined) {765} | PROGRAMMING | Codeforces Round #397 Editorial | 2800 | |
| 11451 | The Monster | brute force math number theory | Statement | A | Codeforces Round 406 (Div. 2) {787} | PROGRAMMING | Codeforces Round #406 Editorial | 1300 | |
| 3103 | My pretty girl Noora | brute force dp greedy math number theory | Statement | D | Codeforces Round 422 (Div. 2) {822} | PROGRAMMING | 1800 | ||
| 8064 | k-rounding | brute force math number theory | Statement | A | Технокубок 2018 - Отборочный Раунд 1 {858} | PROGRAMMING | Codeforces Round 434 Div.1+Div.2 (and Technocup 2018 — Elimination Round 1) Editorial | 1200 | |
| 10293 | Pride | brute force dp greedy math number theory | Statement | A | Codeforces Round 446 (Div. 1) {891} | PROGRAMMING | Codeforces Round #446 Editorial | 1600 | |
| 9608 | Proper Nutrition | brute force implementation number theory | Statement | B | Codeforces Round 451 (Div. 2) {898} | PROGRAMMING | Codeforces Round #451 (Div.2) Editorial | 1300 | |
| 6907 | SUM and REPLACE | brute force data structures ds number theory | Statement | F | Educational Codeforces Round 37 (Rated for Div. 2) {920} | PROGRAMMING | T | 2000 | |
| 7142 | Cave Painting | brute force number theory | Statement | C | Codeforces Round 461 (Div. 2) {922} | PROGRAMMING | 57605 | 1600 | |
| 6917 | Vile Grasshoppers | brute force math number theory | Statement | B | Codeforces Round 467 (Div. 2) {937} | PROGRAMMING | Codeforces Round #467, Editorial | 1500 | |
| 592 | Cutting Rectangle | brute force math number theory | Statement | C | Tinkoff Internship Warmup Round 2018 and Codeforces Round 475 (Div. 1) {963} | PROGRAMMING | Editorial Tinkoff Internship Warmup Round 2018 and Codeforces Round #475 (Div. 1 + Div. 2) | 2600 | |
| 7920 | Weakened Common Divisor | brute force greedy number theory | Statement | B | Codeforces Round 505 (rated, Div. 1 + Div. 2, based on VK Cup 2018 Final) {1025} | PROGRAMMING | Codeforces Round #505 Editorial | 1600 | |
| 23309 | Divisors of Two Integers | brute force greedy math number theory | Statement | B | Codeforces Round 535 (Div. 3) {1108} | PROGRAMMING | 64751 | 1100 | |
| 7427 | Trailing Loves (or L'oeufs?) | brute force implementation math number theory | Statement | C | Codeforces Round 538 (Div. 2) {1114} | PROGRAMMING | Codeforces Round #538 (Div. 2) Editorial | 1700 | |
| 10577 | Nirvana | brute force math number theory | Statement | B | Codeforces Round 549 (Div. 2) {1143} | PROGRAMMING | Codeforces Round #549 Editorial | 1300 | |
| 6712 | Neko does Maths | brute force math number theory | Statement | C | Codeforces Round 554 (Div. 2) {1152} | PROGRAMMING | T | 1800 | |
| 2806 | Minimum Possible LCM | brute force greedy math number theory | Statement | G | Codeforces Round 552 (Div. 3) {1154} | PROGRAMMING | Codeforces Round #552 (Div. 3) Editorial | 2400 | |
| 5992 | Heidi Learns Hashing (Easy) | brute force math number theory | Statement | A1 | Helvetic Coding Contest 2019 online mirror (teams allowed, unrated) {1184} | PROGRAMMING | helvetic-coding-contest-2019-editorial.pdf | 1200 | |
| 1000 | Heidi Learns Hashing (Medium) | brute force number theory | Statement | A2 | Helvetic Coding Contest 2019 online mirror (teams allowed, unrated) {1184} | PROGRAMMING | helvetic-coding-contest-2019-editorial.pdf | 2100 | |
| 1082 | 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 | |
| 7660 | The Football Season | brute force math number theory | Statement | C | Codeforces Round 592 (Div. 2) {1244} | PROGRAMMING | Codeforces Round #592 (Div. 2) Tutorial | 1900 | |
| 23784 | Fadi and LCM | brute force math number theory | Statement | C | Codeforces Round 613 (Div. 2) {1285} | PROGRAMMING | Codeforces Round #613 (Div. 2) Editorial | 1400 | |
| 14891 | Kuroni and Impossible Calculation | brute force combinatorics math number theory | Statement | C | Ozon Tech Challenge 2020 (Div.1 + Div.2, Rated, T-shirts + prizes!) {1305} | PROGRAMMING | 1250.0 | Ozon Tech Challenge 2020 Editorial | 1600 |
| 3293 | Infinite Path | brute force dfs and similar graphs math number theory | Statement | D | Educational Codeforces Round 84 (Rated for Div. 2) {1327} | PROGRAMMING | Educational Codeforces Round 84 Editorial | 2200 | |
| 17672 | Composite Coloring | brute force constructive algorithms greedy math number theory | Statement | B | Codeforces Round 630 (Div. 2) {1332} | PROGRAMMING | 1000.0 | Codeforces Round #630 Editorial | 1500 |