Review the problem statement from Codeforces (link will open a new tab). When you've matched your problem, go to the solutions.
Get exact match for tags using this format, eg: [u'brute force', 'dp']
Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 20691 | In-game Chat | implementation | Statement | A | Technocup 2021 - Elimination Round 3 {1411} | PROGRAMMING | 500.0 | Technocup 2021 Elimination Round 3 and Round #692 (Div. 1 + Div. 2) Editorial | |
| 11731 | A New Technique | implementation | Statement | B | Technocup 2021 - Elimination Round 1 {1413} | PROGRAMMING | 1000.0 | Codeforces Round 679 (Div. 1, Div. 2) and Technocup Round 1 editorial | |
| 20707 | Symmetric Matrix | implementation | Statement | B | Codeforces Round 674 (Div. 3) {1426} | PROGRAMMING | 83120 | 900 | |
| 22687 | Cancel the Trains | implementation | Statement | A | Codeforces Round 688 (Div. 2) {1453} | PROGRAMMING | 500.0 | Codeforces Round #688 (Div. 2) Editorial | |
| 28623 | Unique Bid Auction | implementation | Statement | B | Codeforces Round 686 (Div. 3) {1454} | PROGRAMMING | Codeforces Round #686 (Div. 3) Editorial | ||
| 11638 | Alexey and Train | implementation | Statement | A | Codeforces Round 707 (Div. 2, based on Moscow Open Olympiad in Informatics) {1501} | PROGRAMMING | 500.0 | Codeforces Round #707 Editorial | 800 |
| 25472 | Almost Rectangle | implementation | Statement | B | Codeforces Round 713 (Div. 3) {1512} | PROGRAMMING | Codeforces Round #713 (Div. 3) Editorial | ||
| 13519 | Game of Life | implementation | Statement | A | Deltix Round, Spring 2021 (open for everyone, rated, Div. 1 + Div. 2) {1523} | PROGRAMMING | 500.0 | Deltix Round, Spring 2021. Editorial | 800 |
| 60788 | Dislike of Threes | implementation | Statement | A | Codeforces Round 739 (Div. 3) {1560} | PROGRAMMING | 94009 | 800 | |
| 25613 | Balanced Substring | implementation | Statement | A | Educational Codeforces Round 113 (Rated for Div. 2) {1569} | PROGRAMMING | 94721 | ||
| 17901 | Life of a Flower | implementation | Statement | A | Technocup 2022 - Elimination Round 3 {1585} | PROGRAMMING | 500.0 | Codeforces Round #759 (Div. 2, based on Technocup 2022 Elimination Round 3) Editorial | |
| 10692 | Life of a Flower | implementation | Statement | A | Codeforces Round 759 (Div. 2, based on Technocup 2022 Elimination Round 3) {1591} | PROGRAMMING | 500.0 | Codeforces Round #759 (Div. 2, based on Technocup 2022 Elimination Round 3) Editorial | |
| 19048 | Two Subsequences | implementation | Statement | A | Codeforces Round 751 (Div. 2) {1602} | PROGRAMMING | 500.0 | 95865 | 800 |
| 9363 | Robot on the Board 1 | implementation | Statement | E | Codeforces Round 753 (Div. 3) {1607} | PROGRAMMING | Codeforces Round #753 (Div. 3) Editorial | ||
| 24675 | Long Comparison | implementation | Statement | A | Educational Codeforces Round 118 (Rated for Div. 2) {1613} | PROGRAMMING | 97467 | ||
| 21793 | Absent Remainder | implementation | Statement | B | Educational Codeforces Round 118 (Rated for Div. 2) {1613} | PROGRAMMING | 97467 | ||
| 22833 | Integer Diversity | implementation | Statement | A | Good Bye 2021: 2022 is NEAR {1616} | PROGRAMMING | 500.0 | Good Bye 2021 -- Editorial | 800 |
| 22754 | Missing Bigram | implementation | Statement | B | Codeforces Round 760 (Div. 3) {1618} | PROGRAMMING | Codeforces Round #760 (Div. 3) Editorial | ||
| 21115 | Wrong Addition | implementation | Statement | C | Codeforces Round 762 (Div. 3) {1619} | PROGRAMMING | Tutorial | ||
| 29578 | ABC | implementation | Statement | A | Codeforces Round 769 (Div. 2) {1632} | PROGRAMMING | 500.0 | Editorial of Codeforces Round #769 | |
| 27445 | Doors and Keys | implementation | Statement | A | Educational Codeforces Round 123 (Rated for Div. 2) {1644} | PROGRAMMING | 100227 | ||
| 15586 | Game | implementation | Statement | A | Codeforces Round 775 (Div. 2, based on Moscow Open Olympiad in Informatics) {1649} | PROGRAMMING | 500.0 | Codeforces Round #775 Editorial | |
| 25745 | Playoff | implementation | Statement | A | Educational Codeforces Round 124 (Rated for Div. 2) {1651} | PROGRAMMING | Educational Codeforces Round 124 Editorial | ||
| 5688 | Pōja Verdon | implementation | Statement | C | April Fools Day Contest 2022 {1663} | PROGRAMMING | April Fools Day Contest 2022 Editorial | ||
| 557 | Are You Safe? | implementation | Statement | E | April Fools Day Contest 2022 {1663} | PROGRAMMING | April Fools Day Contest 2022 Editorial | ||
| 101 | Yin Yang | implementation | Statement | F | Codeforces Round 783 (Div. 1) {1667} | PROGRAMMING | 3500.0 | Codeforces Round #783 Editorial | 3500 |
| 22476 | Colorful Stamp | implementation | Statement | D | Codeforces Round 784 (Div. 4) {1669} | PROGRAMMING | 102101 | 1100 | |
| 64797 | Division? | implementation | Statement | A | Codeforces Round 784 (Div. 4) {1669} | PROGRAMMING | 102101 | 800 | |
| 20552 | String Building | implementation | Statement | A | Educational Codeforces Round 127 (Rated for Div. 2) {1671} | PROGRAMMING | 102181 | ||
| 65363 | Lucky? | implementation | Statement | A | Codeforces Round 790 (Div. 4) {1676} | PROGRAMMING | Codeforces Round #790 (Div. 4) Editorial | ||
| 18228 | Tokitsukaze and All Zero Sequence | implementation | Statement | A | Codeforces Round 789 (Div. 2) {1678} | PROGRAMMING | 500.0 | Codeforces Round 789 Chinese Tutorial.pdf | |
| 15978 | Tokitsukaze and Good 01-String (easy version) | implementation | Statement | B1 | Codeforces Round 789 (Div. 2) {1678} | PROGRAMMING | 750.0 | Codeforces Round 789 Chinese Tutorial.pdf | |
| 18423 | Robots | implementation | Statement | B | Educational Codeforces Round 128 (Rated for Div. 2) {1680} | PROGRAMMING | 102852 | ||
| 66550 | Marathon | implementation | Statement | A | Codeforces Round 799 (Div. 4) {1692} | PROGRAMMING | Codeforces Round #799 (Div. 4) Editorial | ||
| 34534 | Where's the Bishop? | implementation | Statement | C | Codeforces Round 799 (Div. 4) {1692} | PROGRAMMING | Codeforces Round #799 (Div. 4) Editorial | ||
| 26426 | Grass Field | implementation | Statement | A | Educational Codeforces Round 131 (Rated for Div. 2) {1701} | PROGRAMMING | Educational Codeforces Round 131 Editorial | ||
| 18719 | Mirror Grid | implementation | Statement | E | Codeforces Round 806 (Div. 4) {1703} | PROGRAMMING | 104786 | ||
| 51747 | Spell Check | implementation | Statement | A | Codeforces Round 817 (Div. 4) {1722} | PROGRAMMING | 106478 | 800 | |
| 46930 | Colourblindness | implementation | Statement | B | Codeforces Round 817 (Div. 4) {1722} | PROGRAMMING | 106478 | 800 | |
| 22858 | Immobile Knight | implementation | Statement | A | Educational Codeforces Round 136 (Rated for Div. 2) {1739} | PROGRAMMING | Educational Codeforces Round 136 Editorial | ||
| 74759 | Sum | implementation | Statement | A | Codeforces Round 827 (Div. 4) {1742} | PROGRAMMING | 107962 | ||
| 33402 | Stripes | implementation | Statement | C | Codeforces Round 827 (Div. 4) {1742} | PROGRAMMING | 107962 | ||
| 22393 | Cowardly Rooks | implementation | Statement | A | Educational Codeforces Round 138 (Rated for Div. 2) {1749} | PROGRAMMING | 108269 | ||
| 23910 | Challenging Valleys | implementation | Statement | D | Codeforces Round 835 (Div. 4) {1760} | PROGRAMMING | 109348 | ||
| 588 | Project Manager | implementation | Statement | L | 2022-2023 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Preferably Teams) {1765} | PROGRAMMING | 109642 | 2400 | |
| 48820 | A+B? | implementation | Statement | A | Codeforces Round 839 (Div. 3) {1772} | PROGRAMMING | 110313 | ||
| 14090 | Non-alternating Deck (easy version) | implementation | Statement | A1 | Codeforces Round 850 (Div. 2, based on VK Cup 2022 - Final Round) {1786} | PROGRAMMING | 500.0 | Codeforces Round #850 Editorial | |
| 11463 | Alternating Deck (hard version) | implementation | Statement | A2 | Codeforces Round 850 (Div. 2, based on VK Cup 2022 - Final Round) {1786} | PROGRAMMING | 500.0 | Codeforces Round #850 Editorial | |
| 63582 | Plus or Minus | implementation | Statement | A | Codeforces Round 859 (Div. 4) {1807} | PROGRAMMING | 114143 | ||
| 24031 | Garland | implementation | Statement | A | Educational Codeforces Round 145 (Rated for Div. 2) {1809} | PROGRAMMING | 114300 | ||
| 47388 | Blank Space | implementation | Statement | B | Codeforces Round 871 (Div. 4) {1829} | PROGRAMMING | Codeforces Round 871 (Div. 4) Editorial | 800 | |
| 32810 | Musical Puzzle | implementation | Statement | A | Codeforces Round 874 (Div. 3) {1833} | PROGRAMMING | 116636 | ||
| 20992 | Flower City Fence | implementation | Statement | C | Codeforces Round 894 (Div. 3) {1862} | PROGRAMMING | Tutorial | ||
| 14123 | MEX Repetition | implementation | Statement | C | Pinely Round 2 (Div. 1 + Div. 2) {1863} | PROGRAMMING | 1000.0 | ||
| 28097 | The Corridor or There and Back Again | implementation | Statement | B | Codeforces Round 895 (Div. 3) {1872} | PROGRAMMING | Codeforces Round 895 (Div. 3) Editorial | ||
| 322 | Hard Design | implementation | Statement | E | Codeforces Round 904 (Div. 2) {1884} | PROGRAMMING | 3000.0 | Codeforces Round #904 (Div. 2) Editorial | |
| 17608 | Qingshan Loves Strings | implementation | Statement | B | Codeforces Round 906 (Div. 2) {1890} | PROGRAMMING | 750.0 | Codeforces Round 906 Editorial | |
| 19033 | Secret Sport | implementation | Statement | A | Codeforces Round 908 (Div. 2) {1894} | PROGRAMMING | 500.0 | Codeforces Round 908 (Div. 1, Div, 2) Editorial | |
| 37053 | Rook | implementation | Statement | A | Codeforces Round 913 (Div. 3) {1907} | PROGRAMMING | Codeforces Round 913 (Div. 3) Editorial | ||
| 25306 | Rating Increase | implementation | Statement | A | Educational Codeforces Round 160 (Rated for Div. 2) {1913} | PROGRAMMING | 123493 | ||
| 43393 | Can I Square? | implementation | Statement | C | Codeforces Round 918 (Div. 4) {1915} | PROGRAMMING | 123952 | ||
| 48913 | Vlad and the Best of Five | implementation | Statement | A | Codeforces Round 928 (Div. 4) {1926} | PROGRAMMING | 126132 | ||
| 32677 | Vlad and Shapes | implementation | Statement | B | Codeforces Round 928 (Div. 4) {1926} | PROGRAMMING | 126132 | ||
| 53533 | Stair, Peak, or Neither? | implementation | Statement | A | Codeforces Round 937 (Div. 4) {1950} | PROGRAMMING | Codeforces Round 937 (Div. 4) Editorial | ||
| 38241 | Upscaling | implementation | Statement | B | Codeforces Round 937 (Div. 4) {1950} | PROGRAMMING | Codeforces Round 937 (Div. 4) Editorial | ||
| 426 | Playing Quidditch (Easy) | implementation | Statement | F1 | Helvetic Coding Contest 2024 online mirror (teams allowed, unrated) {1970} | PROGRAMMING | Helvetic Coding Contest 2024 Editorial | 2300 | |
| 346 | Playing Quidditch (Medium) | implementation | Statement | F2 | Helvetic Coding Contest 2024 online mirror (teams allowed, unrated) {1970} | PROGRAMMING | Helvetic Coding Contest 2024 Editorial | 2300 | |
| 359 | Playing Quidditch (Hard) | implementation | Statement | F3 | Helvetic Coding Contest 2024 online mirror (teams allowed, unrated) {1970} | PROGRAMMING | Helvetic Coding Contest 2024 Editorial | 2300 | |
| 33110 | Clock and Strings | implementation | Statement | C | Codeforces Round 944 (Div. 4) {1971} | PROGRAMMING | Codeforces Round 944 (Div. 4) Editorial | 900 | |
| 26367 | Catch the Coin | implementation | Statement | A | Educational Codeforces Round 167 (Rated for Div. 2) {1989} | PROGRAMMING | Educational Codeforces Round 167 Editorial | ||
| 32508 | Scale | implementation | Statement | B | Codeforces Round 962 (Div. 3) {1996} | PROGRAMMING | Codeforces Round 962 (Div. 3) Editorial | ||
| 29162 | Strong Password | implementation | Statement | A | Educational Codeforces Round 168 (Rated for Div. 2) {1997} | PROGRAMMING | Video Tutorial | ||
| 34968 | Showering | implementation | Statement | C | Codeforces Round 964 (Div. 4) {1999} | PROGRAMMING | |||
| 36708 | Robin Helps | implementation | Statement | A | Codeforces Round 974 (Div. 3) {2014} | PROGRAMMING | |||
| 29249 | Quintomania | implementation | Statement | A | Codeforces Round 984 (Div. 3) {2036} | PROGRAMMING |