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Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 2870 | Fancy Number | brute force greedy sortings strings | Statement | C | Codeforces Beta Round 89 (Div. 2) {118} | PROGRAMMING | Editorial codeforces beta raund 89. | 1700 | |
| 8420 | Towers | brute force constructive algorithms greedy implementation sortings | Statement | B | Codeforces Round 274 (Div. 2) {479} | PROGRAMMING | Codeforces Round #274: editorial | 1400 | |
| 996 | 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 | |
| 18592 | Soldier and Badges | brute force greedy implementation sortings | Statement | B | Codeforces Round 304 (Div. 2) {546} | PROGRAMMING | Codeforces Round #304 (Div.2) editorial | 1300 | |
| 4209 | 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 | |
| 2472 | Skills | binary search brute force dp greedy sortings two pointers | Statement | B | Codeforces Round 339 (Div. 1) {613} | PROGRAMMING | Tutorial | 2200 | |
| 1277 | 80-th Level Archeology | brute force data structures greedy sortings | Statement | D | Codeforces Round 376 (Div. 2) {731} | PROGRAMMING | 47840 | 2200 | |
| 4196 | 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 | |
| 4737 | 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 | |
| 8206 | 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 | |
| 10832 | Kayaking | brute force greedy sortings | Statement | B | Educational Codeforces Round 29 {863} | PROGRAMMING | Editorial | 1500 | |
| 10343 | Generate Login | brute force greedy sortings | Statement | A | Codeforces Round 455 (Div. 2) {909} | PROGRAMMING | Codeforces Round #455 (Div. 2) Editorial | 1100 | |
| 539 | Perun, Ult! | brute force greedy sortings | Statement | C | Codeforces Round 456 (Div. 2) {912} | PROGRAMMING | Codeforces Round #456 (Div. 2) Editorial | 2500 | |
| 5125 | Too Easy Problems | binary search brute force data structures greedy sortings | Statement | D | Hello 2018 {913} | PROGRAMMING | Tutorial | 1800 | |
| 8807 | Points on the line | brute force greedy sortings | Statement | A | Codeforces Round 466 (Div. 2) {940} | PROGRAMMING | [Editorial] Codeforces Round #466 (Div. 2) | 1300 | |
| 881 | Curfew | binary search brute force greedy sortings | Statement | D | Codeforces Round 469 (Div. 1) {949} | PROGRAMMING | 58291 | 2400 | |
| 2049 | 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 | |
| 395 | 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 | |
| 3244 | 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 | |
| 22043 | Three Friends | brute force greedy math sortings | Statement | A | Codeforces Round 605 (Div. 3) {1272} | PROGRAMMING | Codeforces Round #605 (Div. 3) Editorial | 900 | |
| 14639 | 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 |
| 4128 | 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 | |
| 5715 | Weights Distributing | brute force graphs greedy shortest paths sortings | Statement | E | Codeforces Round 636 (Div. 3) {1343} | PROGRAMMING | 76352 | 2400 | |
| 759 | Rearrange | brute force constructive algorithms graphs greedy sortings | Statement | D | Codeforces Round 659 (Div. 1) {1383} | PROGRAMMING | 1750.0 | Codeforces Round #659 Editorial | |
| 7111 | 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 |
| 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 | |
| 3284 | 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 | ||
| 26017 | Meximization | brute force data structures greedy sortings | Statement | A | Codeforces Round 708 (Div. 2) {1497} | PROGRAMMING | 500.0 | Codeforces Round #708 Editorial | 800 |
| 22285 | 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 | ||
| 34131 | Array Reodering | brute force greedy math number theory sortings | Statement | B | Educational Codeforces Round 110 (Rated for Div. 2) {1535} | PROGRAMMING | 91481 | ||
| 8439 | New Year's Problem | binary search brute force greedy sortings | Statement | D | Codeforces Round 762 (Div. 3) {1619} | PROGRAMMING | Tutorial | ||
| 18964 | Great Sequence | brute force greedy sortings | Statement | A | Codeforces Round 773 (Div. 1) {1641} | PROGRAMMING | 500.0 | Codeforces Round #773 editorial | |
| 22654 | 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 |
| 17718 | 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) | |
| 1782 | 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 | |
| 7663 | Maximum AND | bitmasks brute force divide and conquer greedy math sortings | Statement | D | Educational Codeforces Round 134 (Rated for Div. 2) {1721} | PROGRAMMING | 106416 | ||
| 2025 | 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 | ||
| 1072 | 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 | |
| 22192 | Subsequence Addition (Easy Version) | brute force dp greedy implementation sortings | Statement | G1 | Codeforces Round 859 (Div. 4) {1807} | PROGRAMMING | 114143 | ||
| 16520 | 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!) | |
| 17242 | 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 |
| 1071 | 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 | |
| 4254 | Professor Higashikata | brute force data structures dsu greedy implementation sortings | Statement | D | Codeforces Round 882 (Div. 2) {1847} | PROGRAMMING | 2000.0 | Tutorial | |
| 60275 | Balanced Round | brute force greedy implementation sortings | Statement | D | Codeforces Round 886 (Div. 4) {1850} | PROGRAMMING | Codeforces Round #886 (Div. 4) Editorial | ||
| 3901 | 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 | |
| 1079 | Brukhovich and Exams | brute force greedy math sortings | Statement | E | Codeforces Round 907 (Div. 2) {1891} | PROGRAMMING | 2000.0 | ||
| 1854 | 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 | ||
| 14204 | 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 | ||
| 4871 | 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 | ||
| 10523 | Long Inversions | brute force greedy implementation sortings | Statement | E | Codeforces Round 938 (Div. 3) {1955} | PROGRAMMING | 128243 | ||
| 21014 | 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 |
| 20673 | 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 |
| 8011 | 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 |
| 30087 | Matrix Stabilization | brute force greedy sortings | Statement | B | Codeforces Round 954 (Div. 3) {1986} | PROGRAMMING | 130762 | ||
| 7082 | 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 | ||
| 26792 | Submission Bait | brute force games greedy sortings | Statement | A | Codeforces Round 960 (Div. 2) {1990} | PROGRAMMING | 500.0 | Video Tutorial | |
| 2770 | Triangle Formation | brute force greedy math sortings | Statement | F | Pinely Round 4 (Div. 1 + Div. 2) {1991} | PROGRAMMING | 2500.0 | Video Tutorial | |
| 49058 | Only Pluses | brute force constructive algorithms greedy math sortings | Statement | A | Codeforces Round 957 (Div. 3) {1992} | PROGRAMMING | Shayan's Video Tutorial | ||
| 20914 | 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 | |
| 9526 | 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) | |
| 27546 | 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 | |
| 11898 | Best Price | brute force data structures greedy sortings | Statement | E | Codeforces Round 995 (Div. 3) {2051} | PROGRAMMING | 137623 | ||
| 12478 | Customer Service | brute force constructive algorithms graph matchings greedy math sortings | Statement | C | Codeforces Round 1002 (Div. 2) {2059} | PROGRAMMING | 1500.0 | 139094 | |
| 14529 | 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 | |
| 5115 | 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 | ||
| 10571 | 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 | |
| 137 | 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 |