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< 1 2 3 ... 5 6 7 8 9 10 11 12 >Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 11628 | Salem and Sticks | brute force implementation | Statement | A | Codeforces Round 533 (Div. 2) {1105} | PROGRAMMING | Tutorial | 1100 | |
| 10614 | Zuhair and Strings | brute force implementation strings | Statement | B | Codeforces Round 533 (Div. 2) {1105} | PROGRAMMING | Tutorial | 1200 | |
| 4477 | Kilani and the Game | dfs and similar graphs implementation shortest paths | Statement | D | Codeforces Round 533 (Div. 2) {1105} | PROGRAMMING | Tutorial | 1900 | |
| 16378 | Lunar New Year and Number Division | greedy implementation math sortings | Statement | C | Codeforces Round 536 (Div. 2) {1106} | PROGRAMMING | Tutorial | 1000 | |
| 7031 | Lunar New Year and Food Ordering | data structures implementation | Statement | B | Codeforces Round 536 (Div. 2) {1106} | PROGRAMMING | Tutorial | 1500 | |
| 12959 | Lunar New Year and Cross Counting | implementation | Statement | A | Codeforces Round 536 (Div. 2) {1106} | PROGRAMMING | Tutorial | 800 | |
| 3937 | Compression | dp implementation math number theory | Statement | D | Educational Codeforces Round 59 (Rated for Div. 2) {1107} | PROGRAMMING | Educational Codeforces Round 59 Editorial | 1800 | |
| 5014 | Array and Segments (Easy version) | brute force greedy implementation | Statement | E1 | Codeforces Round 535 (Div. 3) {1108} | PROGRAMMING | 64751 | 1800 | |
| 2795 | Array and Segments (Hard version) | data structures implementation | Statement | E2 | Codeforces Round 535 (Div. 3) {1108} | PROGRAMMING | 64751 | 2300 | |
| 23533 | Two distinct points | implementation | Statement | A | Codeforces Round 535 (Div. 3) {1108} | PROGRAMMING | 64751 | 800 | |
| 9138 | Sasha and a Bit of Relax | dp implementation | Statement | A | Codeforces Round 539 (Div. 1) {1109} | PROGRAMMING | Codeforces Round #539 Editorial | 1600 | |
| 346 | Sasha and a Patient Friend | binary search data structures implementation | Statement | C | Codeforces Round 539 (Div. 1) {1109} | PROGRAMMING | Codeforces Round #539 Editorial | 2800 | |
| 18271 | Superhero Transformation | implementation strings | Statement | A | CodeCraft-19 and Codeforces Round 537 (Div. 2) {1111} | PROGRAMMING | CodeCraft-19 and Codeforces Round #537 (Div. 2) Editorial | 1000 | |
| 6583 | Average Superhero Gang Power | brute force implementation math | Statement | B | CodeCraft-19 and Codeforces Round 537 (Div. 2) {1111} | PROGRAMMING | CodeCraft-19 and Codeforces Round #537 (Div. 2) Editorial | 1600 | |
| 8063 | 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 | |
| 19854 | Got Any Grapes? | brute force greedy implementation | Statement | A | Codeforces Round 538 (Div. 2) {1114} | PROGRAMMING | Codeforces Round #538 (Div. 2) Editorial | 800 | |
| 11577 | Best Subsegment | implementation math | Statement | A | Educational Codeforces Round 60 (Rated for Div. 2) {1117} | PROGRAMMING | 65365 | 1100 | |
| 13425 | Tanya and Candies | implementation | Statement | B | Codeforces Round 540 (Div. 3) {1118} | PROGRAMMING | 65396 | 1300 | |
| 6140 | Palindromic Matrix | constructive algorithms implementation | Statement | C | Codeforces Round 540 (Div. 3) {1118} | PROGRAMMING | 65396 | 1700 | |
| 4498 | Yet Another Ball Problem | constructive algorithms implementation | Statement | E | Codeforces Round 540 (Div. 3) {1118} | PROGRAMMING | 65396 | 2000 | |
| 11722 | Ilya and a Colorful Walk | greedy implementation | Statement | A | Codeforces Global Round 2 {1119} | PROGRAMMING | Codeforces Global Round 2 Editorial | 1100 | |
| 7215 | Ramesses and Corner Inversion | constructive algorithms greedy implementation math | Statement | C | Codeforces Global Round 2 {1119} | PROGRAMMING | Codeforces Global Round 2 Editorial | 1500 | |
| 643 | Get Ready for the Battle | constructive algorithms implementation | Statement | G | Codeforces Global Round 2 {1119} | PROGRAMMING | Codeforces Global Round 2 Editorial | 3000 | |
| 1755 | Diana and Liana | greedy implementation two pointers | Statement | A | Codeforces Round 543 (Div. 1, based on Technocup 2019 Final Round) {1120} | PROGRAMMING | Разбор задач финала Технокубка 2019 и Codeforces Round #543 | 2200 | |
| 483 | Once in a casino | constructive algorithms greedy implementation math | Statement | B | Codeforces Round 543 (Div. 1, based on Technocup 2019 Final Round) {1120} | PROGRAMMING | Разбор задач финала Технокубка 2019 и Codeforces Round #543 | 2700 | |
| 7512 | Technogoblet of Fire | implementation sortings | Statement | A | Codeforces Round 543 (Div. 2, based on Technocup 2019 Final Round) {1121} | PROGRAMMING | Codeforces Round #543 and Technocup 2019 Final Round Editorial | 1100 | |
| 10196 | Mike and Children | brute force implementation | Statement | B | Codeforces Round 543 (Div. 2, based on Technocup 2019 Final Round) {1121} | PROGRAMMING | Codeforces Round #543 and Technocup 2019 Final Round Editorial | 1200 | |
| 2141 | System Testing | implementation | Statement | C | Codeforces Round 543 (Div. 2, based on Technocup 2019 Final Round) {1121} | PROGRAMMING | Codeforces Round #543 and Technocup 2019 Final Round Editorial | 1900 | |
| 2357 | Wrong Answer | constructive algorithms | Statement | B | Codeforces Round 542 [Alex Lopashev Thanks-Round] (Div. 1) {1129} | PROGRAMMING | 65520 | 2200 | |
| 12321 | Be Positive | implementation | Statement | A | Codeforces Round 542 [Alex Lopashev Thanks-Round] (Div. 2) {1130} | PROGRAMMING | 65520 | 900 | |
| 10434 | Draw! | greedy implementation | Statement | B | Codeforces Round 541 (Div. 2) {1131} | PROGRAMMING | Codeforces Round #541 Editorial | 1300 | |
| 10249 | Regular Bracket Sequence | greedy implementation | Statement | A | Educational Codeforces Round 61 (Rated for Div. 2) {1132} | PROGRAMMING | T | 1100 | |
| 20054 | Middle of the Contest | implementation | Statement | A | Codeforces Round 544 (Div. 3) {1133} | PROGRAMMING | Codeforces Round #544 (Div. 3) Editorial | 1000 | |
| 17329 | Nastya Is Reading a Book | implementation | Statement | A | Codeforces Round 546 (Div. 2) {1136} | PROGRAMMING | Editorial of Round #546(Div.2) | 700 | |
| 4723 | Skyscrapers | implementation sortings | Statement | A | Codeforces Round 545 (Div. 1) {1137} | PROGRAMMING | Codeforces Round #545 – Editorial | 1600 | |
| 1400 | Museums Tour | dp graphs implementation | Statement | C | Codeforces Round 545 (Div. 1) {1137} | PROGRAMMING | Codeforces Round #545 – Editorial | 2800 | |
| 22782 | Sushi for Two | binary search greedy implementation | Statement | A | Codeforces Round 545 (Div. 2) {1138} | PROGRAMMING | Codeforces Round #545 – Editorial | 900 | |
| 19940 | Chocolates | greedy implementation | Statement | B | Codeforces Round 548 (Div. 2) {1139} | PROGRAMMING | Codeforces Round #548 Editorial | 1100 | |
| 17733 | Even Substrings | implementation strings | Statement | A | Codeforces Round 548 (Div. 2) {1139} | PROGRAMMING | Codeforces Round #548 Editorial | 700 | |
| 12920 | Detective Book | implementation | Statement | A | Educational Codeforces Round 62 (Rated for Div. 2) {1140} | PROGRAMMING | Educational Codeforces Round 62 Editorial | 1000 | |
| 11793 | Good String | implementation strings | Statement | B | Educational Codeforces Round 62 (Rated for Div. 2) {1140} | PROGRAMMING | Educational Codeforces Round 62 Editorial | 1200 | |
| 23376 | Maximal Continuous Rest | implementation | Statement | B | Codeforces Round 547 (Div. 3) {1141} | PROGRAMMING | 66062 | 1000 | |
| 40679 | Game 23 | implementation math | Statement | A | Codeforces Round 547 (Div. 3) {1141} | PROGRAMMING | 66062 | 1000 | |
| 9041 | Colored Boots | greedy implementation | Statement | D | Codeforces Round 547 (Div. 3) {1141} | PROGRAMMING | 66062 | 1500 | |
| 14164 | The Doors | implementation | Statement | A | Codeforces Round 549 (Div. 2) {1143} | PROGRAMMING | Codeforces Round #549 Editorial | 700 | |
| 18476 | Parity Alternated Deletions | greedy implementation sortings | Statement | B | Codeforces Round 550 (Div. 3) {1144} | PROGRAMMING | 66307 | 1000 | |
| 22259 | Diverse Strings | implementation strings | Statement | A | Codeforces Round 550 (Div. 3) {1144} | PROGRAMMING | 66307 | 900 | |
| 9377 | Thanos Sort | implementation | Statement | A | April Fools Day Contest 2019 {1145} | PROGRAMMING | 66327 | ||
| 1200 | Pigeon d'Or | implementation | Statement | D | April Fools Day Contest 2019 {1145} | PROGRAMMING | 66327 | ||
| 9448 | Hate "A" | implementation strings | Statement | B | Forethought Future Cup - Elimination Round {1146} | PROGRAMMING | 66639 | 1100 | |
| 1109 | Hot is Cold | bitmasks data structures divide and conquer implementation | Statement | E | Forethought Future Cup - Elimination Round {1146} | PROGRAMMING | 66639 | 2400 | |
| 23862 | Love "A" | implementation strings | Statement | A | Forethought Future Cup - Elimination Round {1146} | PROGRAMMING | 66639 | 600 | |
| 2086 | Three Religions | dp implementation strings | Statement | B | Codeforces Round 556 (Div. 1) {1149} | PROGRAMMING | 66783 | 2200 | |
| 1757 | Tree Generator™ | data structures implementation trees | Statement | C | Codeforces Round 556 (Div. 1) {1149} | PROGRAMMING | 66783 | 2900 | |
| 11930 | Tiling Challenge | greedy implementation | Statement | B | Codeforces Round 556 (Div. 2) {1150} | PROGRAMMING | 66783 | 1100 | |
| 12647 | Stock Arbitraging | greedy implementation | Statement | A | Codeforces Round 556 (Div. 2) {1150} | PROGRAMMING | 66783 | 900 | |
| 16321 | Neko Finds Grapes | greedy implementation math | Statement | A | Codeforces Round 554 (Div. 2) {1152} | PROGRAMMING | T | 800 | |
| 11643 | Gourmet Cat | implementation math | Statement | C | Codeforces Round 552 (Div. 3) {1154} | PROGRAMMING | Codeforces Round #552 (Div. 3) Editorial | 1400 | |
| 7094 | Two Teams | data structures implementation sortings | Statement | E | Codeforces Round 552 (Div. 3) {1154} | PROGRAMMING | Codeforces Round #552 (Div. 3) Editorial | 1800 | |
| 28509 | Reverse a Substring | implementation sortings strings | Statement | A | Educational Codeforces Round 63 (Rated for Div. 2) {1155} | PROGRAMMING | 66687 | 1000 | |
| 12801 | Game with Telephone Numbers | games greedy implementation | Statement | B | Educational Codeforces Round 63 (Rated for Div. 2) {1155} | PROGRAMMING | 66687 | 1200 | |
| 6612 | Ugly Pairs | dfs and similar greedy implementation sortings strings | Statement | B | Educational Codeforces Round 64 (Rated for Div. 2) {1156} | PROGRAMMING | 66827 | 1800 | |
| 191 | Optimizer | graphs greedy hashing implementation | Statement | G | Educational Codeforces Round 64 (Rated for Div. 2) {1156} | PROGRAMMING | 66827 | 3100 | |
| 16700 | Reachable Numbers | implementation | Statement | A | Codeforces Round 555 (Div. 3) {1157} | PROGRAMMING | 66737 | 1100 | |
| 8589 | The Party and Sweets | binary search constructive algorithms greedy implementation math sortings two pointers | Statement | A | Codeforces Round 559 (Div. 1) {1158} | PROGRAMMING | 66993 | 1500 | |
| 7888 | Expansion coefficient of the array | implementation math | Statement | B | Codeforces Round 559 (Div. 2) {1159} | PROGRAMMING | 66993 | 1300 | |
| 13483 | A pile of stones | implementation math | Statement | A | Codeforces Round 559 (Div. 2) {1159} | PROGRAMMING | 66993 | 800 | |
| 8798 | Zoning Restrictions Again | implementation | Statement | A | Codeforces Round 557 (Div. 2) [based on Forethought Future Cup - Final Round] {1162} | PROGRAMMING | Forethought Future Cup Final Round Tutorial | 800 | |
| 7389 | Cat Party (Easy Edition) | data structures implementation | Statement | B1 | Codeforces Round 558 (Div. 2) {1163} | PROGRAMMING | 66943 | 1500 | |
| 7710 | Cat Party (Hard Edition) | data structures implementation | Statement | B2 | Codeforces Round 558 (Div. 2) {1163} | PROGRAMMING | 66943 | 1700 | |
| 4018 | Power Transmission (Hard Edition) | data structures geometry implementation math | Statement | C2 | Codeforces Round 558 (Div. 2) {1163} | PROGRAMMING | 66943 | 2000 | |
| 14806 | Remainder | implementation math | Statement | A | Codeforces Round 560 (Div. 3) {1165} | PROGRAMMING | Codeforces Round #560 (Div. 3) Editorial | 1200 | |
| 2531 | Microtransactions (hard version) | binary search greedy implementation | Statement | F2 | Codeforces Round 560 (Div. 3) {1165} | PROGRAMMING | Codeforces Round #560 (Div. 3) Editorial | 2400 | |
| 577 | Anagram Paths | dp implementation trees | Statement | D | Codeforces Round 562 (Div. 1) {1168} | PROGRAMMING | Codeforces Round #562 — Editorial | 2900 | |
| 12791 | Circle Metro | implementation math | Statement | A | Codeforces Round 562 (Div. 2) {1169} | PROGRAMMING | Codeforces Round #562 — Editorial | 1000 | |
| 10835 | Pairs | graphs implementation | Statement | B | Codeforces Round 562 (Div. 2) {1169} | PROGRAMMING | Codeforces Round #562 — Editorial | 1500 | |
| 532 | Decoding of Integer Sequences | *special data structures implementation | Statement | D | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 1151 | Bad Days | *special implementation | Statement | B | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 836 | Minus and Minus Give Plus | *special implementation strings | Statement | C | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 5300 | Nauuo and Cards | greedy implementation | Statement | A | Codeforces Round 564 (Div. 1) {1172} | PROGRAMMING | Codeforces Round #564 Editorial | 1800 | |
| 2087 | Ehab and the Big Finale | constructive algorithms divide and conquer graphs implementation interactive trees | Statement | F | Codeforces Round 563 (Div. 2) {1174} | PROGRAMMING | Codeforces round #563 editorial | 2300 | |
| 20161 | From Hero to Zero | implementation math | Statement | A | Educational Codeforces Round 66 (Rated for Div. 2) {1175} | PROGRAMMING | Editorial | 1000 | |
| 12878 | Catch Overflow! | data structures expression parsing implementation | Statement | B | Educational Codeforces Round 66 (Rated for Div. 2) {1175} | PROGRAMMING | Editorial | 1600 | |
| 4823 | 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 | |
| 15241 | Lose it! | dp greedy implementation | Statement | C | Codeforces Round 565 (Div. 3) {1176} | PROGRAMMING | 67598 | 1300 | |
| 2378 | Destroy it! | dp implementation sortings | Statement | F | Codeforces Round 565 (Div. 3) {1176} | PROGRAMMING | 67598 | 2500 | |
| 25406 | Divide it! | brute force greedy implementation | Statement | A | Codeforces Round 565 (Div. 3) {1176} | PROGRAMMING | 67598 | 800 | |
| 6923 | Digits Sequence (Easy Edition) | implementation | Statement | A | Testing Round 15 (Unrated) {1177} | PROGRAMMING | 1100 | ||
| 3153 | Digits Sequence (Hard Edition) | binary search divide and conquer implementation | Statement | B | Testing Round 15 (Unrated) {1177} | PROGRAMMING | 1800 | ||
| 12096 | Valeriy and Deque | data structures implementation | Statement | A | Codeforces Round 569 (Div. 1) {1179} | PROGRAMMING | Editorial of Round #569 | 1500 | |
| 2566 | Serge and Dining Room | binary search data structures graph matchings greedy implementation math trees | Statement | C | Codeforces Round 569 (Div. 1) {1179} | PROGRAMMING | Editorial of Round #569 | 2400 | |
| 10158 | Nick and Array | greedy implementation | Statement | B | Codeforces Round 569 (Div. 2) {1180} | PROGRAMMING | Editorial of Round #569 | 1500 | |
| 27790 | Alex and a Rhombus | dp implementation math | Statement | A | Codeforces Round 569 (Div. 2) {1180} | PROGRAMMING | Editorial of Round #569 | 800 | |
| 6706 | Split a Number | greedy implementation strings | Statement | B | Codeforces Round 567 (Div. 2) {1181} | PROGRAMMING | Editorial of Codeforces Round #567 (based on All-Russian olympiad in the name of Keldysh) | 1500 | |
| 3418 | 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 | |
| 2920 | Irrigation | binary search data structures implementation sortings trees two pointers | Statement | D | Codeforces Round 567 (Div. 2) {1181} | PROGRAMMING | Editorial of Codeforces Round #567 (based on All-Russian olympiad in the name of Keldysh) | 2100 | |
| 12103 | Plus from Picture | dfs and similar implementation strings | Statement | B | Codeforces Round 566 (Div. 2) {1182} | PROGRAMMING | 67614 | 1300 | |
| 1046 | Complete Mirror | constructive algorithms dfs and similar dp hashing implementation trees | Statement | D | Codeforces Round 566 (Div. 2) {1182} | PROGRAMMING | 67614 | 2500 | |
| 5596 | Subsequences (easy version) | dp graphs implementation shortest paths | Statement | E | Codeforces Round 570 (Div. 3) {1183} | PROGRAMMING | Tutorial | 2000 | |
| 2750 | Candy Box (hard version) | greedy implementation sortings | Statement | G | Codeforces Round 570 (Div. 3) {1183} | PROGRAMMING | Tutorial | 2100 | |
| 27262 | Nearest Interesting Number | implementation | Statement | A | Codeforces Round 570 (Div. 3) {1183} | PROGRAMMING | Tutorial | 900 | |
| 2818 | Parallel Universes (Easy) | implementation | Statement | D1 | Helvetic Coding Contest 2019 online mirror (teams allowed, unrated) {1184} | PROGRAMMING | helvetic-coding-contest-2019-editorial.pdf | 1600 | |
| 2968 | Heidi and the Turing Test (Easy) | implementation | Statement | C1 | Helvetic Coding Contest 2019 online mirror (teams allowed, unrated) {1184} | PROGRAMMING | helvetic-coding-contest-2019-editorial.pdf | 1700 | |
| 14360 | Email from Polycarp | implementation strings | Statement | B | Codeforces Round 568 (Div. 2) {1185} | PROGRAMMING | Editorial for Codeforces Round #568 (Div. 2) | 1200 | |
| 7086 | Extra Element | implementation math | Statement | D | Codeforces Round 568 (Div. 2) {1185} | PROGRAMMING | Editorial for Codeforces Round #568 (Div. 2) | 1700 | |
| 2835 | Polycarp and Snakes | brute force implementation | Statement | E | Codeforces Round 568 (Div. 2) {1185} | PROGRAMMING | Editorial for Codeforces Round #568 (Div. 2) | 2000 | |
| 6622 | Vus the Cossack and Strings | implementation math | Statement | C | Codeforces Round 571 (Div. 2) {1186} | PROGRAMMING | E | 1800 | |
| 1220 | Vus the Cossack and a Graph | dfs and similar graphs greedy implementation | Statement | F | Codeforces Round 571 (Div. 2) {1186} | PROGRAMMING | E | 2300 | |
| 775 | Vus the Cossack and a Field | divide and conquer implementation math | Statement | E | Codeforces Round 571 (Div. 2) {1186} | PROGRAMMING | E | 2500 | |
| 43107 | Vus the Cossack and a Contest | implementation | Statement | A | Codeforces Round 571 (Div. 2) {1186} | PROGRAMMING | E | 600 | |
| 12991 | Letters Shop | binary search implementation strings | Statement | B | Educational Codeforces Round 67 (Rated for Div. 2) {1187} | PROGRAMMING | Разбор Educational Codeforces Round 67 | 1300 | |
| 6831 | Vasya And Array | constructive algorithms greedy implementation | Statement | C | Educational Codeforces Round 67 (Rated for Div. 2) {1187} | PROGRAMMING | Разбор Educational Codeforces Round 67 | 1800 | |
| 1335 | Add on a Tree: Revolution | constructive algorithms dfs and similar implementation trees | Statement | A2 | Codeforces Round 572 (Div. 1) {1188} | PROGRAMMING | Editorial of Codeforces Round #572 | 2500 | |
| 11145 | Candies! | data structures dp implementation math | Statement | C | Codeforces Round 572 (Div. 2) {1189} | PROGRAMMING | Editorial of Codeforces Round #572 | 1400 | |
| 9857 | Tokitsukaze and Discard Items | implementation two pointers | Statement | A | Codeforces Round 573 (Div. 1) {1190} | PROGRAMMING | E | 1500 | |
| 9912 | Tokitsukaze and Mahjong | brute force implementation | Statement | B | Codeforces Round 573 (Div. 2) {1191} | PROGRAMMING | 68314 | 1200 | |
| 10762 | Yet Another Crosses Problem | implementation | Statement | B | Educational Codeforces Round 68 (Rated for Div. 2) {1194} | PROGRAMMING | Разбор Educational Codeforces Round 68 | 1300 | |
| 14742 | From S To T | implementation strings | Statement | C | Educational Codeforces Round 68 (Rated for Div. 2) {1194} | PROGRAMMING | Разбор Educational Codeforces Round 68 | 1300 | |
| 9829 | Robot Breakout | implementation | Statement | C | Codeforces Round 575 (Div. 3) {1196} | PROGRAMMING | Editorial | 1500 | |
| 11234 | RGB Substring (easy version) | implementation | Statement | D1 | Codeforces Round 575 (Div. 3) {1196} | PROGRAMMING | Editorial | 1500 | |
| 10573 | RGB Substring (hard version) | data structures dp implementation two pointers | Statement | D2 | Codeforces Round 575 (Div. 3) {1196} | PROGRAMMING | Editorial | 1600 | |
| 3941 | Connected Component on a Chessboard | constructive algorithms implementation | Statement | E | Codeforces Round 575 (Div. 3) {1196} | PROGRAMMING | Editorial | 1900 | |
| 14597 | Pillars | greedy implementation | Statement | B | Educational Codeforces Round 69 (Rated for Div. 2) {1197} | PROGRAMMING | E | 1000 | |
| 16562 | City Day | implementation | Statement | A | Codeforces Round 576 (Div. 2) {1199} | PROGRAMMING | E | 1000 | |
| 22228 | Hotelier | brute force data structures implementation | Statement | A | Codeforces Round 578 (Div. 2) {1200} | PROGRAMMING | Codeforces Round #578 (Div. 2) Editorial | 1000 | |
| 4482 | 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 | |
| 10039 | Compress Words | brute force hashing implementation string suffix structures strings | Statement | E | Codeforces Round 578 (Div. 2) {1200} | PROGRAMMING | Codeforces Round #578 (Div. 2) Editorial | 2000 | |
| 1245 | 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 | |
| 2577 | Treasure Hunting | binary search dp greedy implementation | Statement | D | Codeforces Round 577 (Div. 2) {1201} | PROGRAMMING | Codeforces Round #577 (Div 2) Editorial | 2000 | |
| 17191 | Important Exam | implementation strings | Statement | A | Codeforces Round 577 (Div. 2) {1201} | PROGRAMMING | Codeforces Round #577 (Div 2) Editorial | 900 | |
| 2806 | 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 | |
| 667 | You Are Given Some Letters... | binary search implementation math | Statement | F | Educational Codeforces Round 70 (Rated for Div. 2) {1202} | PROGRAMMING | 68972 | 2800 | |
| 17823 | Circle of Students | implementation | Statement | A | Codeforces Round 579 (Div. 3) {1203} | PROGRAMMING | Codeforces Round #579 (Div. 3) Editorial | 1100 | |
| 25437 | Common Divisors | implementation math | Statement | C | Codeforces Round 579 (Div. 3) {1203} | PROGRAMMING | Codeforces Round #579 (Div. 3) Editorial | 1300 | |
| 9639 | Remove the Substring (easy version) | greedy implementation | Statement | D1 | Codeforces Round 579 (Div. 3) {1203} | PROGRAMMING | Codeforces Round #579 (Div. 3) Editorial | 1600 | |
| 8318 | Remove the Substring (hard version) | binary search greedy implementation two pointers | Statement | D2 | Codeforces Round 579 (Div. 3) {1203} | PROGRAMMING | Codeforces Round #579 (Div. 3) Editorial | 1800 | |
| 1301 | Palindromic Paths | implementation interactive | Statement | C | Codeforces Round 580 (Div. 1) {1205} | PROGRAMMING | 69158 | 2500 | |
| 29902 | Make Product Equal One | dp implementation | Statement | B | Codeforces Round 580 (Div. 2) {1206} | PROGRAMMING | Editorial of Codeforces Round #580 | 900 | |
| 13812 | Square Filling | constructive algorithms greedy implementation | Statement | B | Educational Codeforces Round 71 (Rated for Div. 2) {1207} | PROGRAMMING | Educational Codeforces Round 71 Editorial | 1200 | |
| 7156 | Remainder Problem | brute force data structures implementation | Statement | F | Educational Codeforces Round 71 (Rated for Div. 2) {1207} | PROGRAMMING | Educational Codeforces Round 71 Editorial | 2100 | |
| 23626 | There Are Two Types Of Burgers | brute force greedy implementation math | Statement | A | Educational Codeforces Round 71 (Rated for Div. 2) {1207} | PROGRAMMING | Educational Codeforces Round 71 Editorial | 700 | |
| 11889 | Uniqueness | binary search brute force implementation two pointers | Statement | B | Manthan, Codefest 19 (open for everyone, rated, Div. 1 + Div. 2) {1208} | PROGRAMMING | 69357 | 1500 | |
| 5634 | Restore Permutation | binary search data structures greedy implementation | Statement | D | Manthan, Codefest 19 (open for everyone, rated, Div. 1 + Div. 2) {1208} | PROGRAMMING | 69357 | 1900 | |
| 2242 | Let Them Slide | data structures implementation | Statement | E | Manthan, Codefest 19 (open for everyone, rated, Div. 1 + Div. 2) {1208} | PROGRAMMING | 69357 | 2200 | |
| 327 | Red Blue Tree | data structures implementation trees | Statement | H | Manthan, Codefest 19 (open for everyone, rated, Div. 1 + Div. 2) {1208} | PROGRAMMING | 69357 | 3500 | |
| 8601 | Koala and Lights | implementation math number theory | Statement | B | Codeforces Round 584 - Dasha Code Championship - Elimination Round (rated, open for everyone, Div. 1 + Div. 2) {1209} | PROGRAMMING | 69791 | 1300 | |
| 7917 | Paint the Digits | constructive algorithms greedy implementation | Statement | C | Codeforces Round 584 - Dasha Code Championship - Elimination Round (rated, open for everyone, Div. 1 + Div. 2) {1209} | PROGRAMMING | 69791 | 1600 | |
| 4140 | Into Blocks (easy version) | data structures dsu greedy implementation two pointers | Statement | G1 | Codeforces Round 584 - Dasha Code Championship - Elimination Round (rated, open for everyone, Div. 1 + Div. 2) {1209} | PROGRAMMING | 69791 | 2000 | |
| 12951 | Paint the Numbers | greedy implementation math | Statement | A | Codeforces Round 584 - Dasha Code Championship - Elimination Round (rated, open for everyone, Div. 1 + Div. 2) {1209} | PROGRAMMING | 69791 | 900 | |
| 1620 | Three Problems | *special implementation | Statement | A | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 1300 | |
| 832 | Traveling Around the Golden Ring of Berland | *special implementation | Statement | B | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 1500 | |
| 153 | kotlinkotlinkotlinkotlin... | *special graphs implementation strings | Statement | F | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 2400 | |
| 32338 | Bad Prices | data structures implementation | Statement | B | Codeforces Round 582 (Div. 3) {1213} | PROGRAMMING | Codeforces Round #582 (Div. 3) Editorial | 1100 | |
| 12227 | Equalizing by Division (easy version) | brute force implementation | Statement | D1 | Codeforces Round 582 (Div. 3) {1213} | PROGRAMMING | Codeforces Round #582 (Div. 3) Editorial | 1500 | |
| 3162 | Unstable String Sort | data structures dfs and similar dsu graphs greedy implementation strings | Statement | F | Codeforces Round 582 (Div. 3) {1213} | PROGRAMMING | Codeforces Round #582 (Div. 3) Editorial | 2400 | |
| 12328 | Yellow Cards | greedy implementation math | Statement | A | Codeforces Round 585 (Div. 2) {1215} | PROGRAMMING | Codeforces Round #585 Editorial | 1000 | |
| 19750 | The Number of Products | combinatorics dp implementation | Statement | B | Codeforces Round 585 (Div. 2) {1215} | PROGRAMMING | Codeforces Round #585 Editorial | 1500 | |
| 19924 | Shooting | greedy implementation sortings | Statement | B | Codeforces Round 587 (Div. 3) {1216} | PROGRAMMING | Codeforces Round #587 (Div. 3) Editorial | 1000 | |
| 2130 | Sum Queries? | data structures greedy implementation math | Statement | E | Educational Codeforces Round 72 (Rated for Div. 2) {1217} | PROGRAMMING | Educational Codeforces Round 72 Editorial | 2300 | |
| 2499 | Periodic integer number | implementation strings | Statement | C | Bubble Cup 12 - Finals [Online Mirror, unrated, Div. 2] {1219} | PROGRAMMING | E | 1700 | |
| 854 | Harvester | implementation | Statement | G | Bubble Cup 12 - Finals [Online Mirror, unrated, Div. 2] {1219} | PROGRAMMING | E | 2000 | |
| 33170 | Cards | implementation sortings strings | Statement | A | Codeforces Round 586 (Div. 1 + Div. 2) {1220} | PROGRAMMING | Codeforces Round #586 Editorial | 600 | |
| 12612 | TV Subscriptions (Easy Version) | implementation | Statement | B1 | Technocup 2020 - Elimination Round 2 {1225} | PROGRAMMING | 70898 | 1000 | |
| 12371 | TV Subscriptions (Hard Version) | implementation two pointers | Statement | B2 | Technocup 2020 - Elimination Round 2 {1225} | PROGRAMMING | 70898 | 1300 | |
| 11965 | Filling the Grid | implementation math | Statement | B | Codeforces Round 589 (Div. 2) {1228} | PROGRAMMING | 70162 | 1300 | |
| 5473 | Complete Tripartite | brute force constructive algorithms graphs hashing implementation | Statement | D | Codeforces Round 589 (Div. 2) {1228} | PROGRAMMING | 70162 | 1800 | |
| 623 | One Node is Gone | constructive algorithms implementation trees | Statement | F | Codeforces Round 589 (Div. 2) {1228} | PROGRAMMING | 70162 | 2700 | |
| 23462 | Distinct Digits | brute force implementation | Statement | A | Codeforces Round 589 (Div. 2) {1228} | PROGRAMMING | 70162 | 800 | |
| 19767 | Ania and Minimizing | greedy implementation | Statement | B | Codeforces Round 588 (Div. 2) {1230} | PROGRAMMING | 70008 | 1000 | |
| 23110 | Dawid and Bags of Candies | brute force implementation | Statement | A | Codeforces Round 588 (Div. 2) {1230} | PROGRAMMING | 70008 | 800 | |
| 19940 | Social Network (easy version) | implementation | Statement | B1 | Codeforces Round 590 (Div. 3) {1234} | PROGRAMMING | Codeforces Round #590 (Div. 3) Editorial | 1000 | |
| 18733 | Social Network (hard version) | data structures implementation | Statement | B2 | Codeforces Round 590 (Div. 3) {1234} | PROGRAMMING | Codeforces Round #590 (Div. 3) Editorial | 1200 | |
| 13638 | Pipes | dp implementation | Statement | C | Codeforces Round 590 (Div. 3) {1234} | PROGRAMMING | Codeforces Round #590 (Div. 3) Editorial | 1400 | |
| 10596 | Labs | constructive algorithms greedy implementation | Statement | C | Codeforces Round 593 (Div. 2) {1236} | PROGRAMMING | 70654 | 1300 | |
| 1774 | Alice and the Doll | brute force data structures greedy implementation | Statement | D | Codeforces Round 593 (Div. 2) {1236} | PROGRAMMING | 70654 | 2100 | |
| 22581 | Balanced Rating Changes | implementation math | Statement | A | Codeforces Global Round 5 {1237} | PROGRAMMING | T | 1100 | |
| 4609 | Balanced Removals (Harder) | binary search constructive algorithms divide and conquer greedy implementation sortings | Statement | C2 | Codeforces Global Round 5 {1237} | PROGRAMMING | T | 1900 | |
| 4959 | Balanced Playlist | binary search data structures implementation | Statement | D | Codeforces Global Round 5 {1237} | PROGRAMMING | T | 1900 | |
| 1832 | Queue in the Train | data structures greedy implementation | Statement | C | Codeforces Round 594 (Div. 1) {1239} | PROGRAMMING | Editorial of Codeforces Round #594 (on the problems of Moscow Team Olympiad) | 2300 | |
| 1190 | The World Is Just a Programming Task (Hard Version) | implementation | Statement | B | Codeforces Round 594 (Div. 1) {1239} | PROGRAMMING | Editorial of Codeforces Round #594 (on the problems of Moscow Team Olympiad) | 2500 | |
| 1283 | 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 | |
| 322 | Swiper, no swiping! | graphs implementation | Statement | F | Codeforces Round 594 (Div. 1) {1239} | PROGRAMMING | Editorial of Codeforces Round #594 (on the problems of Moscow Team Olympiad) | 3400 | |
| 16468 | Maximum Square | implementation | Statement | A | Codeforces Round 599 (Div. 2) {1243} | PROGRAMMING | Codeforces Round #599 Editorial | 800 | |
| 17888 | Rooms and Staircases | brute force implementation | Statement | B | Codeforces Round 592 (Div. 2) {1244} | PROGRAMMING | Codeforces Round #592 (Div. 2) Tutorial | 1000 | |
| 8429 | 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 | |
| 1666 | Chips | constructive algorithms implementation | Statement | F | Codeforces Round 592 (Div. 2) {1244} | PROGRAMMING | Codeforces Round #592 (Div. 2) Tutorial | 2300 | |
| 2572 | 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 | |
| 16701 | Good Numbers (easy version) | brute force greedy implementation | Statement | C1 | Codeforces Round 595 (Div. 3) {1249} | PROGRAMMING | Codeforces Round #595 (Div. 3) Editorial | 1300 | |
| 8472 | Data Center | brute force implementation | Statement | F | 2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) {1250} | PROGRAMMING | 1000 | ||
| 4463 | Berstagram | implementation | Statement | A | 2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) {1250} | PROGRAMMING | 1400 | ||
| 943 | The Coronation | graphs implementation | Statement | E | 2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) {1250} | PROGRAMMING | 2500 | ||
| 402 | SmartGarden | constructive algorithms divide and conquer | Statement | M | 2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) {1250} | PROGRAMMING | 2700 | ||
| 4035 | Even Path | data structures implementation | Statement | C | 2019-2020 ICPC, Asia Jakarta Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) {1252} | PROGRAMMING | T | 1600 | |
| 2977 | Twin Buildings | greedy implementation | Statement | H | 2019-2020 ICPC, Asia Jakarta Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) {1252} | PROGRAMMING | T | 1900 | |
| 19567 | Single Push | implementation | Statement | A | Codeforces Round 600 (Div. 2) {1253} | PROGRAMMING | Editorial | 1000 | |
| 11769 | Silly Mistake | greedy implementation | Statement | B | Codeforces Round 600 (Div. 2) {1253} | PROGRAMMING | Editorial | 1400 | |
| 5784 | Feeding Chicken | constructive algorithms greedy implementation | Statement | A | Codeforces Round 601 (Div. 1) {1254} | PROGRAMMING | Codeforces Round #601 Editorial | 1900 | |
| 12700 | Fridge Lockers | graphs implementation | Statement | B | Codeforces Round 601 (Div. 2) {1255} | PROGRAMMING | Codeforces Round #601 Editorial | 1200 | |
| 7311 | League of Leesins | constructive algorithms implementation | Statement | C | Codeforces Round 601 (Div. 2) {1255} | PROGRAMMING | Codeforces Round #601 Editorial | 1600 | |
| 17413 | Dominated Subarray | greedy implementation sortings strings two pointers | Statement | C | Educational Codeforces Round 76 (Rated for Div. 2) {1257} | PROGRAMMING | Educational Codeforces Round 76 Editorial | 1200 | |
| 11866 | PIN Codes | greedy implementation | Statement | B | Codeforces Round 603 (Div. 2) {1263} | PROGRAMMING | Разбор Codeforces Round #603 (Div. 2) | 1400 | |
| 3081 | Editor | data structures implementation | Statement | E | Codeforces Round 603 (Div. 2) {1263} | PROGRAMMING | Разбор Codeforces Round #603 (Div. 2) | 2000 | |
| 10494 | Beautiful Regional Contest | greedy implementation | Statement | A | Codeforces Round 604 (Div. 1) {1264} | PROGRAMMING | 71995 | 1500 | |
| 13693 | Beautiful Numbers | data structures implementation math two pointers | Statement | B | Codeforces Round 604 (Div. 2) {1265} | PROGRAMMING | Codeforces Round #604 Editorial | 1300 | |
| 3972 | Decreasing Debts | constructive algorithms data structures graphs greedy implementation math two pointers | Statement | D | Codeforces Global Round 6 {1266} | PROGRAMMING | Codeforces Global Round 6 Editorial | 2000 | |
| 2459 | Spaceship Solitaire | data structures greedy implementation | Statement | E | Codeforces Global Round 6 {1266} | PROGRAMMING | Codeforces Global Round 6 Editorial | 2100 | |
| 3132 | Just Arrange the Icons | greedy implementation math | Statement | J | 2019-2020 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) {1267} | PROGRAMMING | nerc-2019-tutorial.pdf | 1900 | |
| 1078 | 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 | |
| 9200 | Long Beautiful Integer | constructive algorithms greedy implementation strings | Statement | A | Codeforces Round 609 (Div. 1) {1268} | PROGRAMMING | Codeforces Round #609 — Editorial | 1700 | |
| 11214 | Shawarma Tent | brute force geometry greedy implementation | Statement | C | Codeforces Round 608 (Div. 2) {1271} | PROGRAMMING | 72247 | 1300 | |
| 3486 | Portals | data structures dp greedy implementation sortings | Statement | D | Codeforces Round 608 (Div. 2) {1271} | PROGRAMMING | 72247 | 2100 | |
| 31571 | Yet Another Broken Keyboard | combinatorics dp implementation | Statement | C | Codeforces Round 605 (Div. 3) {1272} | PROGRAMMING | Codeforces Round #605 (Div. 3) Editorial | 1100 | |
| 14786 | Snow Walking Robot | constructive algorithms greedy implementation | Statement | B | Codeforces Round 605 (Div. 3) {1272} | PROGRAMMING | Codeforces Round #605 (Div. 3) Editorial | 1200 | |
| 14637 | Happy Birthday, Polycarp! | implementation | Statement | A | Codeforces Round 606 (Div. 2, based on Technocup 2020 Elimination Round 4) {1277} | PROGRAMMING | Technocup 2020 — Elimination Round 4 + Codeforces Round 606: Editorial | 1000 | |
| 3287 | Let's Play the Words? | data structures hashing implementation math | Statement | D | Codeforces Round 606 (Div. 2, based on Technocup 2020 Elimination Round 4) {1277} | PROGRAMMING | Technocup 2020 — Elimination Round 4 + Codeforces Round 606: Editorial | 1800 | |
| 18595 | Shuffle Hashing | brute force implementation strings | Statement | A | Educational Codeforces Round 78 (Rated for Div. 2) {1278} | PROGRAMMING | Educational Codeforces Round 78 Editorial | 1000 | |
| 8833 | 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 | |
| 14531 | Verse For Santa | binary search brute force implementation | Statement | B | Educational Codeforces Round 79 (Rated for Div. 2) {1279} | PROGRAMMING | Educational Codeforces Round 79 Editorial | 1300 | |
| 12528 | Stack of Presents | data structures implementation | Statement | C | Educational Codeforces Round 79 (Rated for Div. 2) {1279} | PROGRAMMING | Educational Codeforces Round 79 Editorial | 1400 | |
| 5896 | Cut and Paste | implementation math | Statement | A | Codeforces Round 607 (Div. 1) {1280} | PROGRAMMING | Codeforces Round #607 Editorial | 1700 | |
| 4228 | Beingawesomeism | implementation math | Statement | B | Codeforces Round 607 (Div. 1) {1280} | PROGRAMMING | Codeforces Round #607 Editorial | 1800 | |
| 19012 | Suffix Three | implementation | Statement | A | Codeforces Round 607 (Div. 2) {1281} | PROGRAMMING | Codeforces Round #607 Editorial | 600 | |
| 15579 | Temporarily unavailable | implementation math | Statement | A | Codeforces Round 610 (Div. 2) {1282} | PROGRAMMING | 72461 | 900 | |
| 11604 | New Year and Ascent Sequence | binary search combinatorics data structures dp implementation sortings | Statement | B | Hello 2020 {1284} | PROGRAMMING | Hello 2020 Editorial | 1500 | |
| 18629 | New Year and Naming | implementation strings | Statement | A | Hello 2020 {1284} | PROGRAMMING | Hello 2020 Editorial | 600 | |
| 33002 | Just Eat It! | dp greedy implementation | Statement | B | Codeforces Round 613 (Div. 2) {1285} | PROGRAMMING | Codeforces Round #613 (Div. 2) Editorial | 1300 | |
| 541 | 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 | |
| 9909 | Hyperset | brute force data structures implementation | Statement | B | Codeforces Round 612 (Div. 2) {1287} | PROGRAMMING | Codeforces Round #612 - Editorial | 1500 | |
| 23080 | Angry Students | greedy implementation | Statement | A | Codeforces Round 612 (Div. 2) {1287} | PROGRAMMING | Codeforces Round #612 - Editorial | 800 | |
| 9045 | Mind Control | brute force data structures implementation | Statement | A | Codeforces Round 616 (Div. 1) {1290} | PROGRAMMING | 500.0 | Codeforces Round #616 Editorial | 1700 |
| 15565 | Array Sharpening | greedy implementation | Statement | B | Codeforces Round 616 (Div. 2) {1291} | PROGRAMMING | 1000.0 | Codeforces Round #616 Editorial | 1300 |
| 14017 | NEKO's Maze Game | data structures dsu implementation | Statement | A | Codeforces Round 614 (Div. 1) {1292} | PROGRAMMING | 500.0 | Codeforces Round #614 Editorial | 1400 |
| 6843 | Aroma's Search | brute force constructive algorithms geometry greedy implementation | Statement | B | Codeforces Round 614 (Div. 1) {1292} | PROGRAMMING | 750.0 | Codeforces Round #614 Editorial | 1800 |
| 16265 | ConneR and the A.R.C. Markland-N | binary search brute force implementation | Statement | A | Codeforces Round 614 (Div. 2) {1293} | PROGRAMMING | 500.0 | Codeforces Round #614 Editorial | 1100 |
| 23145 | Collecting Packages | implementation sortings | Statement | B | Codeforces Round 615 (Div. 3) {1294} | PROGRAMMING | Codeforces Round #615 (Div. 3) Editorial | 1200 | |
| 12846 | MEX maximizing | data structures greedy implementation math | Statement | D | Codeforces Round 615 (Div. 3) {1294} | PROGRAMMING | Codeforces Round #615 (Div. 3) Editorial | 1600 | |
| 5278 | Obtain a Permutation | greedy implementation math | Statement | E | Codeforces Round 615 (Div. 3) {1294} | PROGRAMMING | Codeforces Round #615 (Div. 3) Editorial | 2000 | |
| 15856 | Yet Another Walking Robot | data structures implementation | Statement | C | Codeforces Round 617 (Div. 3) {1296} | PROGRAMMING | Codeforces Round #617 (Div. 3) Editorial | 1500 | |
| 127 | Movie Fan | *special data structures greedy implementation sortings | Statement | F | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 958 | Likes Display | *special implementation | Statement | A | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 433 | Cartoons | *special implementation sortings | Statement | B | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 26418 | Assigning to Classes | greedy implementation sortings | Statement | B | Codeforces Round 618 (Div. 2) {1300} | PROGRAMMING | 750.0 | Codeforces Round #618 Editorial | 1000 |
| 21791 | Non-zero | implementation math | Statement | A | Codeforces Round 618 (Div. 2) {1300} | PROGRAMMING | 500.0 | Codeforces Round #618 Editorial | 700 |
| 4275 | Time to Run | constructive algorithms graphs implementation | Statement | D | Codeforces Round 619 (Div. 2) {1301} | PROGRAMMING | 1750.0 | Codeforces Round #619 (Div. 2) Editorial | 1900 |
| 1680 | 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 |
| 1474 | Super Jaber | dfs and similar graphs implementation shortest paths | Statement | F | Codeforces Round 619 (Div. 2) {1301} | PROGRAMMING | 2500.0 | Codeforces Round #619 (Div. 2) Editorial | 2700 |
| 20236 | Three Strings | implementation strings | Statement | A | Codeforces Round 619 (Div. 2) {1301} | PROGRAMMING | 500.0 | Codeforces Round #619 (Div. 2) Editorial | 800 |
| 13081 | Perfect Keyboard | dfs and similar greedy implementation | Statement | C | Educational Codeforces Round 82 (Rated for Div. 2) {1303} | PROGRAMMING | Educational Codeforces Round 82 | 1500 | |
| 683 | Number of Components | dsu implementation | Statement | F | Educational Codeforces Round 82 (Rated for Div. 2) {1303} | PROGRAMMING | Educational Codeforces Round 82 | 2800 | |
| 37464 | Erasing Zeroes | implementation strings | Statement | A | Educational Codeforces Round 82 (Rated for Div. 2) {1303} | PROGRAMMING | Educational Codeforces Round 82 | 700 |