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Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 2549 | Time to Raid Cowavans | brute force data structures sortings | Statement | D | Codeforces Beta Round 80 (Div. 1 Only) {103} | PROGRAMMING | Tutorial | 2200 | |
| 392 | Item World | brute force implementation sortings | Statement | C | Codeforces Beta Round 81 {105} | PROGRAMMING | Tutorial | 2100 | |
| 2882 | Fancy Number | brute force greedy sortings strings | Statement | C | Codeforces Beta Round 89 (Div. 2) {118} | PROGRAMMING | Editorial codeforces beta raund 89. | 1700 | |
| 6482 | Little Elephant and Sorting | brute force greedy | Statement | B | Codeforces Round 129 (Div. 2) {205} | PROGRAMMING | Codeforces Round #129 — Editorial | 1400 | |
| 1879 | Unsorting Array | brute force sortings | Statement | B | Codeforces Round 153 (Div. 2) {252} | PROGRAMMING | Editorial of Codeforces Round #153 | 1700 | |
| 19036 | 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 | |
| 9483 | Ksusha and Array | brute force number theory sortings | Statement | A | Croc Champ 2013 - Round 2 (Div. 2 Edition) {299} | PROGRAMMING | Croc Champ 2013 — Round 2 — Editorial | 1000 | |
| 2243 | Characteristics of Rectangles | binary search bitmasks brute force implementation sortings | Statement | D | Codeforces Round 194 (Div. 1) {333} | PROGRAMMING | Codeforces Round 194 — Editoral | 2100 | |
| 1251 | Summer Earnings | binary search bitmasks brute force geometry sortings | Statement | E | Codeforces Round 194 (Div. 1) {333} | PROGRAMMING | Codeforces Round 194 — Editoral | 2400 | |
| 4182 | Sereja and Swaps | brute force sortings | Statement | A | Codeforces Round 243 (Div. 1) {425} | PROGRAMMING | Codeforces Round #243 tutorial | 1600 | |
| 383 | Roland and Rose | brute force geometry math sortings | Statement | E | Codeforces Round 262 (Div. 2) {460} | PROGRAMMING | 13465 | 2700 | |
| 254 | Wavy numbers | brute force dfs and similar meet-in-the-middle sortings | Statement | E | Codeforces Round 273 (Div. 2) {478} | PROGRAMMING | Editorial | 2700 | |
| 8449 | Towers | brute force constructive algorithms greedy implementation sortings | Statement | B | Codeforces Round 274 (Div. 2) {479} | PROGRAMMING | Codeforces Round #274: editorial | 1400 | |
| 7527 | Vasya and Basketball | binary search brute force data structures implementation sortings two pointers | Statement | C | Codeforces Round 281 (Div. 2) {493} | PROGRAMMING | Codeforces Round #281 (Div. 2) Editorial | 1700 | |
| 1000 | Group Photo 2 (online mirror version) | brute force greedy sortings | Statement | B | VK Cup 2015 - Round 1 (unofficial online mirror, Div. 1 only) {529} | PROGRAMMING | VK Cup Round 1 (+ online mirror) editorial | 1900 | |
| 1865 | A Heap of Heaps | brute force data structures math sortings | Statement | F | Codeforces Round 300 {538} | PROGRAMMING | Codeforces Round #300 Editorial (+challenges) | 2200 | |
| 18676 | Soldier and Badges | brute force greedy implementation sortings | Statement | B | Codeforces Round 304 (Div. 2) {546} | PROGRAMMING | Codeforces Round #304 (Div.2) editorial | 1300 | |
| 17885 | GukiZ and Contest | brute force implementation sortings | Statement | A | Codeforces Round 307 (Div. 2) {551} | PROGRAMMING | Tutorial | 1000 | |
| 4862 | Vanya and Triangles | brute force combinatorics data structures geometry math sortings | Statement | D | Codeforces Round 308 (Div. 2) {552} | PROGRAMMING | Codeforces #308 (Div. 2) Editorial | 1900 | |
| 4223 | Arthur and Table | brute force data structures dp greedy math sortings | Statement | C | Codeforces Round 311 (Div. 2) {557} | PROGRAMMING | Codeforces Round #311 (Div.2) Editorial | 1900 | |
| 11020 | Lala Land and Apple Trees | brute force implementation sortings | Statement | A | Codeforces Round 312 (Div. 2) {558} | PROGRAMMING | Codeforces Round #312 (Div. 2) Editorial | 1200 | |
| 5460 | Finding Team Member | brute force implementation sortings | Statement | B | Codeforces Round 320 (Div. 2) [Bayan Thanks-Round] {579} | PROGRAMMING | Codeforces Round #320 [Bayan Thanks-Round] Editorial | 1400 | |
| 2484 | Skills | binary search brute force dp greedy sortings two pointers | Statement | B | Codeforces Round 339 (Div. 1) {613} | PROGRAMMING | Tutorial | 2200 | |
| 9220 | Bear and Three Balls | brute force implementation sortings | Statement | A | IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2) {653} | PROGRAMMING | IndiaHacks Finals 2016 — Editorial | 1000 | |
| 517 | Kay and Eternity | brute force implementation sortings | Statement | D | Codeforces Round 359 (Div. 1) {685} | PROGRAMMING | Codeforces Round #359 Editorial | 2600 | |
| 1053 | Dividing Kingdom II | brute force data structures dsu graphs sortings | Statement | D | Codeforces Round 360 (Div. 1) {687} | PROGRAMMING | Codeforces Round #360 Editorial [+ Challenges!] | 2500 | |
| 10632 | Optimal Point on a Line | brute force sortings | Statement | B | Educational Codeforces Round 16 {710} | PROGRAMMING | Editorial of Educational Codeforces Round 16 | 1400 | |
| 1282 | 80-th Level Archeology | brute force data structures greedy sortings | Statement | D | Codeforces Round 376 (Div. 2) {731} | PROGRAMMING | 47840 | 2200 | |
| 2657 | Gosha is hunting | brute force data structures dp flows math probabilities sortings | Statement | E | Codeforces Round 381 (Div. 1) {739} | PROGRAMMING | 48582 | 2900 | |
| 4217 | Dasha and Very Difficult Problem | binary search brute force constructive algorithms greedy sortings | Statement | D | Codeforces Round 394 (Div. 2) {761} | PROGRAMMING | Codeforces Round #394 (Div. 2) [Editorial] | 1700 | |
| 3976 | 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 | |
| 4782 | Hanoi Factory | brute force data structures dp greedy sortings | Statement | E | Codeforces Round 401 (Div. 2) {777} | PROGRAMMING | Problem analysis of Codeforces Round #401 (Div. 2) | 2000 | |
| 1561 | Expected diameter of a tree | binary search brute force dfs and similar dp sortings trees | Statement | D | Codeforces Round 411 (Div. 1) {804} | PROGRAMMING | Codeforces Round #411 Editorial | 2600 | |
| 8270 | Office Keys | binary search brute force dp greedy sortings | Statement | A | Codeforces Round 424 (Div. 1, rated, based on VK Cup Finals) {830} | PROGRAMMING | Codeforces Round #424 Editorial | 1900 | |
| 1316 | Bamboo Partition | brute force data structures implementation math number theory sortings two pointers | Statement | C | Codeforces Round 424 (Div. 1, rated, based on VK Cup Finals) {830} | PROGRAMMING | Codeforces Round #424 Editorial | 2500 | |
| 11107 | Kayaking | brute force greedy sortings | Statement | B | Educational Codeforces Round 29 {863} | PROGRAMMING | Editorial | 1500 | |
| 10392 | Generate Login | brute force greedy sortings | Statement | A | Codeforces Round 455 (Div. 2) {909} | PROGRAMMING | Codeforces Round #455 (Div. 2) Editorial | 1100 | |
| 542 | Perun, Ult! | brute force greedy sortings | Statement | C | Codeforces Round 456 (Div. 2) {912} | PROGRAMMING | Codeforces Round #456 (Div. 2) Editorial | 2500 | |
| 5146 | Too Easy Problems | binary search brute force data structures greedy sortings | Statement | D | Hello 2018 {913} | PROGRAMMING | Tutorial | 1800 | |
| 8826 | Points on the line | brute force greedy sortings | Statement | A | Codeforces Round 466 (Div. 2) {940} | PROGRAMMING | [Editorial] Codeforces Round #466 (Div. 2) | 1300 | |
| 897 | Curfew | binary search brute force greedy sortings | Statement | D | Codeforces Round 469 (Div. 1) {949} | PROGRAMMING | 58291 | 2400 | |
| 2057 | Leaving the Bar | brute force data structures geometry greedy math sortings | Statement | C | Codeforces Round 492 (Div. 1) [Thanks, uDebug!] {995} | PROGRAMMING | Editorial for Codeforces Round #492 [Thanks u-Debug!] | 2200 | |
| 6699 | Photo of The Sky | brute force implementation math sortings | Statement | A | Codeforces Round 500 (Div. 1) [based on EJOI] {1012} | PROGRAMMING | 60920 | 1500 | |
| 10432 | Playlist | brute force data structures sortings | Statement | C | Educational Codeforces Round 62 (Rated for Div. 2) {1140} | PROGRAMMING | Educational Codeforces Round 62 Editorial | 1600 | |
| 624 | A Story of One Country (Easy) | brute force divide and conquer sortings | Statement | E1 | Codeforces Round 567 (Div. 2) {1181} | PROGRAMMING | Editorial of Codeforces Round #567 (based on All-Russian olympiad in the name of Keldysh) | 2600 | |
| 400 | A Story of One Country (Hard) | brute force greedy sortings | Statement | E2 | Codeforces Round 567 (Div. 2) {1181} | PROGRAMMING | Editorial of Codeforces Round #567 (based on All-Russian olympiad in the name of Keldysh) | 3000 | |
| 2255 | Topforces Strikes Back | brute force math sortings | Statement | F | Codeforces Round 570 (Div. 3) {1183} | PROGRAMMING | Tutorial | 2400 | |
| 2066 | Count The Rectangles | bitmasks brute force data structures geometry sortings | Statement | E | Educational Codeforces Round 68 (Rated for Div. 2) {1194} | PROGRAMMING | Разбор Educational Codeforces Round 68 | 2200 | |
| 3192 | K-th Path | brute force constructive algorithms shortest paths sortings | Statement | F | Codeforces Round 575 (Div. 3) {1196} | PROGRAMMING | Editorial | 2500 | |
| 10021 | Welfare State | binary search brute force data structures sortings | Statement | B | Codeforces Round 576 (Div. 1) {1198} | PROGRAMMING | E | 1600 | |
| 3260 | Rotate Columns (easy version) | bitmasks brute force dp greedy sortings | Statement | E1 | Codeforces Round 584 - Dasha Code Championship - Elimination Round (rated, open for everyone, Div. 1 + Div. 2) {1209} | PROGRAMMING | 69791 | 2000 | |
| 12241 | Equalizing by Division (hard version) | brute force math sortings | Statement | D2 | Codeforces Round 582 (Div. 3) {1213} | PROGRAMMING | Codeforces Round #582 (Div. 3) Editorial | 1600 | |
| 1069 | Intriguing Selection | brute force constructive algorithms implementation interactive sortings | Statement | I | 2019-2020 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) {1267} | PROGRAMMING | nerc-2019-tutorial.pdf | 2700 | |
| 9653 | Modulo Equality | brute force sortings | Statement | B | Codeforces Round 609 (Div. 2) {1269} | PROGRAMMING | Codeforces Round #609 — Editorial | 1500 | |
| 22129 | Three Friends | brute force greedy math sortings | Statement | A | Codeforces Round 605 (Div. 3) {1272} | PROGRAMMING | Codeforces Round #605 (Div. 3) Editorial | 900 | |
| 2005 | Delete a Segment | brute force constructive algorithms data structures dp graphs sortings trees two pointers | Statement | E | Codeforces Round 613 (Div. 2) {1285} | PROGRAMMING | Codeforces Round #613 (Div. 2) Editorial | 2300 | |
| 14656 | Kuroni and the Gifts | brute force constructive algorithms greedy sortings | Statement | A | Ozon Tech Challenge 2020 (Div.1 + Div.2, Rated, T-shirts + prizes!) {1305} | PROGRAMMING | 500.0 | Ozon Tech Challenge 2020 Editorial | 800 |
| 11749 | String Modification | brute force constructive algorithms implementation sortings strings | Statement | B | CodeCraft-20 (Div. 2) {1316} | PROGRAMMING | 1000.0 | Codecraft-20 (Div.2) Editorial | 1400 |
| 4138 | Challenges in school №41 | brute force constructive algorithms games graphs greedy implementation sortings | Statement | D | Codeforces Round 632 (Div. 2) {1333} | PROGRAMMING | 1750.0 | Codeforces Round #632 (Div. 2) editorial | |
| 5755 | Weights Distributing | brute force graphs greedy shortest paths sortings | Statement | E | Codeforces Round 636 (Div. 3) {1343} | PROGRAMMING | 76352 | 2400 | |
| 5536 | Asterism (Easy Version) | brute force combinatorics implementation math number theory sortings | Statement | E1 | Codeforces Round 654 (Div. 2) {1371} | PROGRAMMING | 1500.0 | Codeforces Round #654 (Div. 2) Editorial | |
| 1152 | New Passenger Trams | brute force data structures sortings two pointers | Statement | D | Codeforces Round 657 (Div. 2) {1379} | PROGRAMMING | 1500.0 | Codeforces Round #657 Editorial | 2400 |
| 764 | Rearrange | brute force constructive algorithms graphs greedy sortings | Statement | D | Codeforces Round 659 (Div. 1) {1383} | PROGRAMMING | 1750.0 | Codeforces Round #659 Editorial | |
| 7130 | Boboniu Chats with Du | brute force dp greedy sortings two pointers | Statement | A | Codeforces Round 664 (Div. 1) {1394} | PROGRAMMING | 500.0 | Codeforces Round #664 Editorial | 1800 |
| 24526 | 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 | |
| 4690 | Searchlights | binary search brute force data structures dp geometry implementation sortings | Statement | D | Grakn Forces 2020 {1408} | PROGRAMMING | 2000.0 | Grakn Forces -- Editorial | |
| 10320 | Divide and Summarize | binary search brute force data structures divide and conquer implementation sortings | Statement | D | Codeforces Round 689 (Div. 2, based on Zed Code Competition) {1461} | PROGRAMMING | 1500.0 | Codeforces Round #689 (Div. 2). Editorial | |
| 3299 | New Year's Puzzle | brute force dp graph matchings greedy sortings | Statement | F | Codeforces Round 693 (Div. 3) {1472} | PROGRAMMING | Codeforces Round #693 (Div. 3) Editorial | ||
| 26193 | Meximization | brute force data structures greedy sortings | Statement | A | Codeforces Round 708 (Div. 2) {1497} | PROGRAMMING | 500.0 | Codeforces Round #708 Editorial | 800 |
| 2144 | Two Houses | brute force combinatorics graphs interactive probabilities sortings | Statement | E | CodeCraft-21 and Codeforces Round 711 (Div. 2) {1498} | PROGRAMMING | 2500.0 | CodeCraft-21 and Codeforces Round #711 (Div. 2) Editorial | |
| 392 | Tree Calendar | brute force constructive algorithms dfs and similar sortings | Statement | E | Codeforces Round 715 (Div. 1) {1508} | PROGRAMMING | 2250.0 | Codeforces Round #715 Editorial | |
| 940 | Chips on a Board | bitmasks brute force data structures games sortings | Statement | G | Educational Codeforces Round 107 (Rated for Div. 2) {1511} | PROGRAMMING | 89634 | ||
| 1434 | Swapping Problem | brute force constructive algorithms data structures sortings | Statement | F | Divide by Zero 2021 and Codeforces Round 714 (Div. 2) {1513} | PROGRAMMING | 3500.0 | Divide by Zero 2021 and Codeforces Round #714 (Div. 2) Editorial | |
| 22772 | Berland Regional | brute force greedy sortings two pointers | Statement | C | Educational Codeforces Round 108 (Rated for Div. 2) {1519} | PROGRAMMING | Educational Codeforces Round 108 Editorial | ||
| 34301 | Array Reodering | brute force greedy math number theory sortings | Statement | B | Educational Codeforces Round 110 (Rated for Div. 2) {1535} | PROGRAMMING | 91481 | ||
| 671 | A Serious Referee | bitmasks brute force dfs and similar sortings | Statement | G | Codeforces Global Round 15 {1552} | PROGRAMMING | 2500.0 | Editorial of Global Round 15 | |
| 17179 | Simply Strange Sort | brute force implementation sortings | Statement | A | Codeforces Round 740 (Div. 2, based on VK Cup 2021 - Final (Engine)) {1561} | PROGRAMMING | 500.0 | Codeforces Round #740 Editorial | 800 |
| 26880 | Minimum Extraction | brute force sortings | Statement | C | Codeforces Round 753 (Div. 3) {1607} | PROGRAMMING | Codeforces Round #753 (Div. 3) Editorial | ||
| 8487 | New Year's Problem | binary search brute force greedy sortings | Statement | D | Codeforces Round 762 (Div. 3) {1619} | PROGRAMMING | Tutorial | ||
| 14685 | Game on Ranges | brute force implementation sortings | Statement | B | Codeforces Round 763 (Div. 2) {1623} | PROGRAMMING | 1000.0 | Codeforces Round #763 (Div. 2) Editorial | |
| 19021 | Great Sequence | brute force greedy sortings | Statement | A | Codeforces Round 773 (Div. 1) {1641} | PROGRAMMING | 500.0 | Codeforces Round #773 editorial | |
| 22718 | Quality vs Quantity | brute force constructive algorithms greedy sortings two pointers | Statement | B | Codeforces Round 774 (Div. 2) {1646} | PROGRAMMING | 1000.0 | Codeforces Round #774 (Div. 2) Editorial | 800 |
| 19764 | Consecutive Points Segment | brute force math sortings | Statement | B | Educational Codeforces Round 127 (Rated for Div. 2) {1671} | PROGRAMMING | 102181 | ||
| 17746 | Lex String | brute force greedy implementation sortings two pointers | Statement | A | Codeforces Round 798 (Div. 2) {1689} | PROGRAMMING | 500.0 | Editorial for Codeforces Round #798 (Div. 2) | |
| 1794 | PermutationForces II | binary search brute force combinatorics constructive algorithms greedy sortings | Statement | E | Codeforces Round 803 (Div. 2) {1698} | PROGRAMMING | 2000.0 | Codeforces Round #803 (Div. 2) Editorial | |
| 6439 | Difference Array | brute force implementation math sortings | Statement | B | Codeforces Round 808 (Div. 1) {1707} | PROGRAMMING | 750.0 | 104930 | |
| 7725 | Maximum AND | bitmasks brute force divide and conquer greedy math sortings | Statement | D | Educational Codeforces Round 134 (Rated for Div. 2) {1721} | PROGRAMMING | 106416 | ||
| 2038 | Red-Black Pepper | binary search brute force greedy math number theory sortings ternary search | Statement | E | Educational Codeforces Round 135 (Rated for Div. 2) {1728} | PROGRAMMING | 106805 | ||
| 12577 | The Humanoid | brute force dp sortings | Statement | E | Codeforces Round 834 (Div. 3) {1759} | PROGRAMMING | 109254 | ||
| 16463 | Incinerate | binary search brute force data structures sortings | Statement | B | Codeforces Round 840 (Div. 2) and Enigma 2022 - Cybros LNMIIT {1763} | PROGRAMMING | 1000.0 | Codeforces Round #840 (Div. 2) and Enigma 2022 — Cybros LNMIIT Editorial | |
| 1197 | Doremy's Experimental Tree | brute force constructive algorithms dfs and similar dsu sortings trees | Statement | F | Codeforces Global Round 24 {1764} | PROGRAMMING | 2250.0 | Codeforces Global Round 24 Editorial | |
| 1921 | Three Chairs | bitmasks brute force combinatorics data structures number theory sortings | Statement | F | Codeforces Round 846 (Div. 2) {1780} | PROGRAMMING | 2000.0 | 111841 | |
| 9862 | Cake Assembly Line | brute force sortings | Statement | B | Codeforces Round 850 (Div. 2, based on VK Cup 2022 - Final Round) {1786} | PROGRAMMING | 1000.0 | Codeforces Round #850 Editorial | |
| 1085 | Halve or Subtract | brute force flows greedy sortings | Statement | F | Codeforces Round 854 by cybercats (Div. 1 + Div. 2) {1799} | PROGRAMMING | 2500.0 | Codeforces Round #854 Editorial | |
| 1358 | Survival of the Weakest (easy version) | brute force math sortings | Statement | F1 | Codeforces Round 862 (Div. 2) {1805} | PROGRAMMING | 1750.0 | Editorial of Codeforces Round #862 (Div. 2) | |
| 22404 | Subsequence Addition (Easy Version) | brute force dp greedy implementation sortings | Statement | G1 | Codeforces Round 859 (Div. 4) {1807} | PROGRAMMING | 114143 | ||
| 16613 | Make It Permutation | brute force greedy sortings | Statement | C | CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!) {1810} | PROGRAMMING | 1000.0 | Editorial of CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!) | |
| 26068 | TubeTube Feed | brute force implementation sortings | Statement | A | Codeforces Round 867 (Div. 3) {1822} | PROGRAMMING | Codeforces Round #867 (Div. 3) Editorial | ||
| 18186 | Sort with Step | brute force math sortings | Statement | B | Codeforces Round 868 (Div. 2) {1823} | PROGRAMMING | 1000.0 | 115465 | |
| 17352 | Trust Nobody | brute force greedy implementation sortings | Statement | A | Codeforces Round 870 (Div. 2) {1826} | PROGRAMMING | 500.0 | Codeforces Round #870 (Div. 2) Editorial | 1200 |
| 1966 | 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 |
| 36441 | Maximum Sum | brute force sortings two pointers | Statement | B | Educational Codeforces Round 148 (Rated for Div. 2) {1832} | PROGRAMMING | 116454 | 1100 | |
| 1091 | Lottery | binary search brute force greedy math sortings two pointers | Statement | B | Codeforces Round 880 (Div. 1) {1835} | PROGRAMMING | 1250.0 | Codeforces Round 880 Editorial | |
| 4277 | Professor Higashikata | brute force data structures dsu greedy implementation sortings | Statement | D | Codeforces Round 882 (Div. 2) {1847} | PROGRAMMING | 2000.0 | Tutorial | |
| 62055 | Balanced Round | brute force greedy implementation sortings | Statement | D | Codeforces Round 886 (Div. 4) {1850} | PROGRAMMING | Codeforces Round #886 (Div. 4) Editorial | ||
| 3210 | Speedrun | brute force data structures dfs and similar dp graphs sortings | Statement | E | Pinely Round 2 (Div. 1 + Div. 2) {1863} | PROGRAMMING | 1750.0 | ||
| 1649 | Exotic Queries | brute force data structures implementation sortings | Statement | F | Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2) {1864} | PROGRAMMING | 2500.0 | Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2) Editorial | |
| 4156 | Counting Rhyme | brute force combinatorics dp math number theory sortings | Statement | D | Codeforces Round 904 (Div. 2) {1884} | PROGRAMMING | 2500.0 | Codeforces Round #904 (Div. 2) Editorial | |
| 3924 | Doremy's Drying Plan (Easy Version) | brute force data structures dp greedy sortings | Statement | C1 | Codeforces Round 906 (Div. 1) {1889} | PROGRAMMING | 750.0 | Codeforces Round 906 Editorial | |
| 1084 | Brukhovich and Exams | brute force greedy math sortings | Statement | E | Codeforces Round 907 (Div. 2) {1891} | PROGRAMMING | 2000.0 | ||
| 1871 | Infinite Card Game | brute force dfs and similar games graphs greedy sortings | Statement | E | Educational Codeforces Round 157 (Rated for Div. 2) {1895} | PROGRAMMING | Educational Codeforces Round 157 Editorial | ||
| 24103 | Array Game | binary search brute force data structures sortings | Statement | C | Codeforces Round 914 (Div. 2) {1904} | PROGRAMMING | 1000.0 | Codeforces Round 914 (Div. 2) Editorial | |
| 38930 | Three Activities | brute force dp implementation sortings | Statement | D | Codeforces Round 916 (Div. 3) {1914} | PROGRAMMING | Codeforces Round 916 (Div. 3) Editorial | ||
| 14312 | Game with Marbles (Easy Version) | brute force games greedy sortings | Statement | E1 | Codeforces Round 916 (Div. 3) {1914} | PROGRAMMING | Codeforces Round 916 (Div. 3) Editorial | ||
| 3308 | Space Harbour | brute force data structures implementation math sortings | Statement | B | Codeforces Round 921 (Div. 1) {1924} | PROGRAMMING | 1000.0 | Codeforces Round 921 (Div. 1, Div. 2) Editorial | |
| 9825 | Messenger in MAC | binary search brute force constructive algorithms data structures dp sortings | Statement | C | Codeforces Round 932 (Div. 2) {1935} | PROGRAMMING | 1500.0 | Codeforces Round #932 (Div. 2) Editorial | |
| 47840 | Rudolf and the Ticket | brute force math sortings two pointers | Statement | A | Codeforces Round 933 (Div. 3) {1941} | PROGRAMMING | 127018 | ||
| 4952 | Charming Meals | binary search brute force greedy sortings | Statement | B | European Championship 2024 - Online Mirror (Unrated, ICPC Rules, Teams Preferred) {1949} | PROGRAMMING | European Championship 2024 (EUC) Editorial | ||
| 908 | Help, what does it mean to be "Based" | brute force combinatorics constructive algorithms games implementation sortings | Statement | J | April Fools Day Contest 2024 {1952} | PROGRAMMING | April Fools Day Contest 2024 Editorial | ||
| 10611 | Long Inversions | brute force greedy implementation sortings | Statement | E | Codeforces Round 938 (Div. 3) {1955} | PROGRAMMING | 128243 | ||
| 4419 | Cutting Game | binary search brute force data structures implementation sortings two pointers | Statement | F | Codeforces Round 946 (Div. 3) {1974} | PROGRAMMING | Codeforces Round #946 (Div. 3) Editorial | 1900 | |
| 21154 | 378QAQ and Mocha's Array | brute force greedy math sortings | Statement | B | Codeforces Round 947 (Div. 1 + Div. 2) {1975} | PROGRAMMING | 500.0 | editorial_zh.pdf | 1000 |
| 20785 | Bazoka and Mocha's Array | brute force greedy implementation sortings | Statement | A | Codeforces Round 947 (Div. 1 + Div. 2) {1975} | PROGRAMMING | 250.0 | editorial_zh.pdf | 800 |
| 8070 | Nikita and LCM | brute force data structures dp greedy math number theory sortings | Statement | C | Codeforces Round 948 (Div. 2) {1977} | PROGRAMMING | 1750.0 | 129858 | 1900 |
| 30231 | Matrix Stabilization | brute force greedy sortings | Statement | B | Codeforces Round 954 (Div. 3) {1986} | PROGRAMMING | 130762 | ||
| 48189 | X Axis | brute force math sortings | Statement | A | Codeforces Round 954 (Div. 3) {1986} | PROGRAMMING | 130762 | ||
| 7149 | Smithing Skill | brute force dp greedy math sortings two pointers | Statement | D | Educational Codeforces Round 167 (Rated for Div. 2) {1989} | PROGRAMMING | Educational Codeforces Round 167 Editorial | ||
| 26986 | Submission Bait | brute force games greedy sortings | Statement | A | Codeforces Round 960 (Div. 2) {1990} | PROGRAMMING | 500.0 | Video Tutorial | |
| 2784 | Triangle Formation | brute force greedy math sortings | Statement | F | Pinely Round 4 (Div. 1 + Div. 2) {1991} | PROGRAMMING | 2500.0 | Video Tutorial | |
| 49505 | Only Pluses | brute force constructive algorithms greedy math sortings | Statement | A | Codeforces Round 957 (Div. 3) {1992} | PROGRAMMING | Shayan's Video Tutorial | ||
| 21059 | Bouquet (Easy Version) | binary search brute force greedy sortings sortings two pointers | Statement | B1 | Codeforces Round 961 (Div. 2) {1995} | PROGRAMMING | 1000.0 | Video Tutorial | |
| 9816 | Tree Pruning | brute force data structures dfs and similar greedy sortings trees | Statement | C | Codeforces Round 975 (Div. 1) {2018} | PROGRAMMING | 750.0 | Editorial of Codeforces Round 975 (Div. 1, Div. 2) | |
| 27657 | A Gift From Orangutan | brute force dfs and similar greedy sortings | Statement | A | Codeforces Round 979 (Div. 2) {2030} | PROGRAMMING | 250.0 | Codeforces Round 979 Editorial | |
| 12088 | Best Price | brute force data structures greedy sortings | Statement | E | Codeforces Round 995 (Div. 3) {2051} | PROGRAMMING | 137623 | ||
| 1939 | Another Exercise on Graphs (hard version) | binary search brute force dsu graphs shortest paths sortings trees | Statement | E2 | Hello 2025 {2057} | PROGRAMMING | 2000.0 | ||
| 12652 | Customer Service | brute force constructive algorithms graph matchings greedy math sortings | Statement | C | Codeforces Round 1002 (Div. 2) {2059} | PROGRAMMING | 1500.0 | 139094 | |
| 14796 | Remove Exactly Two | brute force data structures dp graphs greedy sortings trees | Statement | C | Codeforces Round 1000 (Div. 2) {2063} | PROGRAMMING | 1500.0 | Codeforces Round 1000 (Div. 2) — Editorial | |
| 5538 | Small Operations | binary search bitmasks brute force dfs and similar dp math number theory sortings | Statement | F | Codeforces Round 1027 (Div. 3) {2114} | PROGRAMMING | 143268 | ||
| 5201 | Omg Graph | brute force dsu graphs greedy shortest paths sortings | Statement | G | Codeforces Round 1029 (Div. 3) {2117} | PROGRAMMING | Codeforces Round 1029 (Div. 3) Editorial | ||
| 2275 | Ice Baby | binary search brute force data structures dp implementation sortings | Statement | H | Codeforces Round 1032 (Div. 3) {2121} | PROGRAMMING | Codeforces Round 1032 (Div. 3) Editorial | ||
| 11135 | Dungeon | binary search brute force data structures greedy sortings | Statement | C | Codeforces Global Round 30 (Div. 1 + Div. 2) {2164} | PROGRAMMING | 1500.0 | Codeforces Global Round 30 Editorial | |
| 150 | Elevator Against Humanity | brute force constructive algorithms greedy sortings | Statement | E | 2025-2026 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) {2181} | PROGRAMMING | Tutorial |