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1 2 >Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 4272 | Factorial | *special implementation | Statement | A | Unknown Language Round 1 {64} | PROGRAMMING | 1300 | ||
| 1054 | Expression | *special expression parsing | Statement | B | Unknown Language Round 1 {64} | PROGRAMMING | 1500 | ||
| 357 | Table | *special greedy implementation math | Statement | C | Unknown Language Round 1 {64} | PROGRAMMING | 1700 | ||
| 298 | Presents | *special greedy | Statement | D | Unknown Language Round 1 {64} | PROGRAMMING | 1900 | ||
| 295 | Prime Segment | *special brute force | Statement | E | Unknown Language Round 1 {64} | PROGRAMMING | 2000 | ||
| 193 | Domain | *special expression parsing | Statement | F | Unknown Language Round 1 {64} | PROGRAMMING | 2100 | ||
| 122 | Table Bowling | *special sortings | Statement | H | Unknown Language Round 1 {64} | PROGRAMMING | 2300 | ||
| 94 | Sort the Table | *special sortings | Statement | I | Unknown Language Round 1 {64} | PROGRAMMING | 2500 | ||
| 2883 | Fibonacci army | *special dp | Statement | G | Unknown Language Round 2 {72} | PROGRAMMING | 1200 | ||
| 1059 | Extraordinarily Nice Numbers | *special math | Statement | C | Unknown Language Round 2 {72} | PROGRAMMING | 1300 | ||
| 483 | Goofy Numbers | *special implementation | Statement | I | Unknown Language Round 2 {72} | PROGRAMMING | 1500 | ||
| 284 | Reverse It! | *special implementation | Statement | H | Unknown Language Round 2 {72} | PROGRAMMING | 1600 | ||
| 181 | Ali goes shopping | *special brute force strings | Statement | E | Unknown Language Round 2 {72} | PROGRAMMING | 1900 | ||
| 194 | Goshtasp, Vishtasp and Eidi | *special greedy math | Statement | A | Unknown Language Round 2 {72} | PROGRAMMING | 1900 | ||
| 143 | Oil | *special greedy math | Statement | F | Unknown Language Round 2 {72} | PROGRAMMING | 2100 | ||
| 83 | Perse-script | *special expression parsing | Statement | D | Unknown Language Round 2 {72} | PROGRAMMING | 2400 | ||
| 117 | INI-file | *special implementation | Statement | B | Unknown Language Round 2 {72} | PROGRAMMING | 2500 | ||
| 1039 | Carpeting the Room | *special implementation | Statement | A | Unknown Language Round 3 {100} | PROGRAMMING | 1300 | ||
| 629 | A+B | *special implementation | Statement | C | Unknown Language Round 3 {100} | PROGRAMMING | 1400 | ||
| 582 | Friendly Numbers | *special implementation | Statement | B | Unknown Language Round 3 {100} | PROGRAMMING | 1600 | ||
| 366 | World of Mouth | *special strings | Statement | D | Unknown Language Round 3 {100} | PROGRAMMING | 1600 | ||
| 431 | Rotation | *special geometry math | Statement | I | Unknown Language Round 3 {100} | PROGRAMMING | 1700 | ||
| 305 | Lamps in a Line | *special math | Statement | E | Unknown Language Round 3 {100} | PROGRAMMING | 1800 | ||
| 143 | Name the album | *special data structures implementation | Statement | G | Unknown Language Round 3 {100} | PROGRAMMING | 2000 | ||
| 161 | Polynom | *special implementation | Statement | F | Unknown Language Round 3 {100} | PROGRAMMING | 2000 | ||
| 93 | Battleship | *special dfs and similar implementation | Statement | H | Unknown Language Round 3 {100} | PROGRAMMING | 2200 | ||
| 76 | Interval Coloring | *special greedy math | Statement | J | Unknown Language Round 3 {100} | PROGRAMMING | 2400 | ||
| 1979 | Hexagonal numbers | *special implementation | Statement | A | Unknown Language Round 4 {130} | PROGRAMMING | Unknown Language Round #4: editorial | 1300 | |
| 563 | Gnikool Ssalg | *special implementation strings | Statement | B | Unknown Language Round 4 {130} | PROGRAMMING | Unknown Language Round #4: editorial | 1500 | |
| 192 | Array sorting | *special sortings | Statement | I | Unknown Language Round 4 {130} | PROGRAMMING | Unknown Language Round #4: editorial | 2400 | |
| 105180 | Taxi | *special greedy implementation | Statement | B | VK Cup 2012 Qualification Round 1 {158} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 1800 | |
| 325861 | Next Round | *special implementation | Statement | A | VK Cup 2012 Qualification Round 1 {158} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 1800 | |
| 6524 | Ice Sculptures | *special brute force number theory | Statement | D | VK Cup 2012 Qualification Round 1 {158} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 1900 | |
| 10483 | Cd and pwd commands | *special data structures implementation | Statement | C | VK Cup 2012 Qualification Round 1 {158} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 1900 | |
| 1544 | Phone Talks | *special dp sortings | Statement | E | VK Cup 2012 Qualification Round 1 {158} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 2300 | |
| 2665 | Friends or Not | *special greedy implementation | Statement | A | VK Cup 2012 Qualification Round 2 {159} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 1700 | |
| 4193 | Matchmaker | *special greedy sortings | Statement | B | VK Cup 2012 Qualification Round 2 {159} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 1800 | |
| 3214 | String Manipulation 1.0 | *special binary search brute force data structures strings | Statement | C | VK Cup 2012 Qualification Round 2 {159} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 2000 | |
| 4698 | Palindrome pairs | *special brute force dp strings | Statement | D | VK Cup 2012 Qualification Round 2 {159} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 2000 | |
| 1099 | Zebra Tower | *special data structures greedy sortings | Statement | E | VK Cup 2012 Qualification Round 2 {159} | PROGRAMMING | Simple solution to vk cup Qualification Round 1 and 2 | 2100 | |
| 845 | Pentagonal numbers | *special implementation | Statement | A | VK Cup 2012 Wild-card Round 1 {162} | PROGRAMMING | VK Cup 2012 Wild-card Round 1: editorial | 1400 | |
| 5108 | Mysterious numbers - 1 | *special constructive algorithms | Statement | A | April Fools Day Contest {171} | PROGRAMMING | April Fools Day Contest: editorial | 1200 | |
| 4793 | Star | *special combinatorics | Statement | B | April Fools Day Contest {171} | PROGRAMMING | April Fools Day Contest: editorial | 1300 | |
| 2821 | Broken checker | *special brute force | Statement | D | April Fools Day Contest {171} | PROGRAMMING | April Fools Day Contest: editorial | 1400 | |
| 1489 | ucyhf | *special brute force implementation number theory | Statement | F | April Fools Day Contest {171} | PROGRAMMING | April Fools Day Contest: editorial | 1700 | |
| 1234 | A Piece of Cake | *special implementation | Statement | C | April Fools Day Contest {171} | PROGRAMMING | April Fools Day Contest: editorial | 2100 | |
| 340 | A polyline | *special implementation | Statement | H | April Fools Day Contest {171} | PROGRAMMING | April Fools Day Contest: editorial | 2200 | |
| 7599 | Phone Code | *special brute force implementation | Statement | A | Croc Champ 2012 - Qualification Round {172} | PROGRAMMING | 1600 | ||
| 3170 | Pseudorandom Sequence Period | *special implementation number theory | Statement | B | Croc Champ 2012 - Qualification Round {172} | PROGRAMMING | 1800 | ||
| 1259 | Bus | *special implementation sortings | Statement | C | Croc Champ 2012 - Qualification Round {172} | PROGRAMMING | 1900 | ||
| 1525 | Calendar Reform | *special number theory | Statement | D | Croc Champ 2012 - Qualification Round {172} | PROGRAMMING | 1900 | ||
| 284 | BHTML+BCSS | *special dfs and similar expression parsing | Statement | E | Croc Champ 2012 - Qualification Round {172} | PROGRAMMING | 2500 | ||
| 809 | A + Reverse B | *special implementation | Statement | B | Surprise Language Round 6 {188} | PROGRAMMING | Surprise Language Round #6: editorial | 1400 | |
| 756 | Asterisks | *special implementation | Statement | D | Surprise Language Round 6 {188} | PROGRAMMING | Surprise Language Round #6: editorial | 1400 | |
| 518 | LCM | *special implementation math | Statement | C | Surprise Language Round 6 {188} | PROGRAMMING | Surprise Language Round #6: editorial | 1400 | |
| 557 | HQ9+ | *special implementation | Statement | E | Surprise Language Round 6 {188} | PROGRAMMING | Surprise Language Round #6: editorial | 1500 | |
| 348 | Binary Notation | *special implementation | Statement | F | Surprise Language Round 6 {188} | PROGRAMMING | Surprise Language Round #6: editorial | 1600 | |
| 363 | Array Sorting | *special implementation | Statement | G | Surprise Language Round 6 {188} | PROGRAMMING | Surprise Language Round #6: editorial | 1700 | |
| 692 | Stack | *special expression parsing implementation | Statement | H | Surprise Language Round 6 {188} | PROGRAMMING | Surprise Language Round #6: editorial | 1900 | |
| 3246 | Mysterious strings | *special implementation | Statement | A | April Fools Day Contest 2013 {290} | PROGRAMMING | April Fools Day Contest 2013: editorial | 1400 | |
| 2626 | QR code | *special implementation | Statement | B | April Fools Day Contest 2013 {290} | PROGRAMMING | April Fools Day Contest 2013: editorial | 1500 | |
| 1910 | Orange | *special implementation | Statement | D | April Fools Day Contest 2013 {290} | PROGRAMMING | April Fools Day Contest 2013: editorial | 1600 | |
| 1681 | WTF? | *special graph matchings implementation trees | Statement | C | April Fools Day Contest 2013 {290} | PROGRAMMING | April Fools Day Contest 2013: editorial | 1800 | |
| 228 | HQ | *special constructive algorithms | Statement | E | April Fools Day Contest 2013 {290} | PROGRAMMING | April Fools Day Contest 2013: editorial | 2700 | |
| 156 | Greedy Petya | *special dfs and similar graphs greedy | Statement | F | April Fools Day Contest 2013 {290} | PROGRAMMING | April Fools Day Contest 2013: editorial | 2800 | |
| 6516 | Spyke Talks | *special implementation sortings | Statement | A | Croc Champ 2013 - Qualification Round {291} | PROGRAMMING | 1900 | ||
| 3088 | Command Line Arguments | *special implementation strings | Statement | B | Croc Champ 2013 - Qualification Round {291} | PROGRAMMING | 2000 | ||
| 1876 | Network Mask | *special bitmasks brute force implementation | Statement | C | Croc Champ 2013 - Qualification Round {291} | PROGRAMMING | 2100 | ||
| 1539 | Parallel Programming | *special greedy | Statement | D | Croc Champ 2013 - Qualification Round {291} | PROGRAMMING | 2200 | ||
| 1613 | Tree-String Problem | *special dfs and similar hashing strings | Statement | E | Croc Champ 2013 - Qualification Round {291} | PROGRAMMING | 2400 | ||
| 537 | Expecting Trouble | *special probabilities | Statement | A | Friday the 13th, Programmers Day {345} | PROGRAMMING | 1600 | ||
| 83 | Chain Letter | *special dfs and similar graphs | Statement | D | Friday the 13th, Programmers Day {345} | PROGRAMMING | 2300 | ||
| 105 | Suffix Subgroup | *special strings | Statement | G | Friday the 13th, Programmers Day {345} | PROGRAMMING | 2600 | ||
| 9547 | A + B Strikes Back | *special brute force constructive algorithms dsu implementation | Statement | H | April Fools Day Contest 2014 {409} | PROGRAMMING | April Fools Day Contest 2014: editorial | 1700 | |
| 695 | Crystal Ball Sequence | *special implementation | Statement | A | Surprise Language Round 7 {470} | PROGRAMMING | Surprise Language Round #7: editorial | 1400 | |
| 9567 | Photo to Remember | *special data structures dp implementation | Statement | B | VK Cup 2015 - Qualification Round 1 {522} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 1 | 1700 | |
| 19103 | Reposts | *special dfs and similar dp graphs trees | Statement | A | VK Cup 2015 - Qualification Round 1 {522} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 1 | 1700 | |
| 4089 | Closest Equals | *special data structures | Statement | D | VK Cup 2015 - Qualification Round 1 {522} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 1 | 2200 | |
| 2867 | Rotate, Flip and Zoom | *special implementation | Statement | A | VK Cup 2015 - Qualification Round 2 {523} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 2 | 1600 | |
| 2606 | Name Quest | *special greedy | Statement | C | VK Cup 2015 - Qualification Round 2 {523} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 2 | 1800 | |
| 997 | Mean Requests | *special implementation | Statement | B | VK Cup 2015 - Qualification Round 2 {523} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 2 | 1800 | |
| 2585 | Statistics of Recompressing Videos | *special data structures implementation | Statement | D | VK Cup 2015 - Qualification Round 2 {523} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 2 | 1900 | |
| 131 | Points in triangle | *special geometry | Statement | H | VK Cup 2015 - Wild Card Round 1 {530} | PROGRAMMING | VK Cup 2015 Wild Card Round 1: editorial | 2200 | |
| 23988 | Chat Order | *special binary search constructive algorithms data structures sortings | Statement | B | VK Cup 2016 - Qualification Round 1 {637} | PROGRAMMING | 1500 | ||
| 5860 | Voting for Photos | *special constructive algorithms implementation | Statement | A | VK Cup 2016 - Qualification Round 1 {637} | PROGRAMMING | 1500 | ||
| 2530 | Promocodes with Mistakes | *special brute force constructive algorithms implementation | Statement | C | VK Cup 2016 - Qualification Round 1 {637} | PROGRAMMING | 1800 | ||
| 2131 | Running with Obstacles | *special data structures dp greedy | Statement | D | VK Cup 2016 - Qualification Round 1 {637} | PROGRAMMING | 2000 | ||
| 4393 | Home Numbers | *special constructive algorithms math | Statement | A | VK Cup 2016 - Qualification Round 2 {638} | PROGRAMMING | 1500 | ||
| 2124 | Making Genome in Berland | *special dfs and similar strings | Statement | B | VK Cup 2016 - Qualification Round 2 {638} | PROGRAMMING | 1800 | ||
| 2346 | Road Improvement | *special dfs and similar graphs greedy trees | Statement | C | VK Cup 2016 - Qualification Round 2 {638} | PROGRAMMING | 2100 | ||
| 4682 | Parliament of Berland | *special constructive algorithms | Statement | A | CROC 2016 - Qualification {644} | PROGRAMMING | 1700 | ||
| 2851 | Processing Queries | *special constructive algorithms data structures two pointers | Statement | B | CROC 2016 - Qualification {644} | PROGRAMMING | 2200 | ||
| 1004 | Hostname Aliases | *special binary search data structures implementation sortings strings | Statement | C | CROC 2016 - Qualification {644} | PROGRAMMING | 2300 | ||
| 1771 | Scrambled | *special implementation | Statement | B | April Fools Day Contest 2016 {656} | PROGRAMMING | 44141 | 1700 | |
| 1254 | The Check of the Point | *special geometry | Statement | A | Surprise Language Round 8 {683} | PROGRAMMING | 1200 | ||
| 386 | Chocolate Bar | *special math | Statement | D | Surprise Language Round 8 {683} | PROGRAMMING | 1700 | ||
| 6454 | Year of University Entrance | *special implementation sortings | Statement | A | VK Cup 2017 - Qualification 1 {769} | PROGRAMMING | Tutorial | 1500 | |
| 3455 | News About Credit | *special greedy two pointers | Statement | B | VK Cup 2017 - Qualification 1 {769} | PROGRAMMING | Tutorial | 1600 | |
| 2566 | k-Interesting Pairs Of Integers | *special bitmasks brute force meet-in-the-middle | Statement | D | VK Cup 2017 - Qualification 1 {769} | PROGRAMMING | Tutorial | 1800 | |
| 3100 | Cycle In Maze | *special dfs and similar graphs greedy shortest paths | Statement | C | VK Cup 2017 - Qualification 1 {769} | PROGRAMMING | Tutorial | 1800 | |
| 21841 | New Password | *special implementation | Statement | A | VK Cup 2017 - Qualification 2 {770} | PROGRAMMING | Tutorial of VK Cup 2017 Qualification Round 2 | 1500 | |
| 3078 | Maximize Sum of Digits | *special implementation math | Statement | B | VK Cup 2017 - Qualification 2 {770} | PROGRAMMING | Tutorial of VK Cup 2017 Qualification Round 2 | 1700 | |
| 2955 | Online Courses In BSU | *special dfs and similar graphs implementation | Statement | C | VK Cup 2017 - Qualification 2 {770} | PROGRAMMING | 1900 | ||
| 1633 | Draw Brackets! | *special implementation | Statement | D | VK Cup 2017 - Qualification 2 {770} | PROGRAMMING | Tutorial of VK Cup 2017 Qualification Round 2 | 1900 | |
| 4390 | Maximum Number | *special constructive algorithms greedy | Statement | C | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 1200 | |
| 2118 | Lie or Truth | *special constructive algorithms sortings | Statement | D | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 1500 | |
| 1398 | Stepan and Vowels | *special implementation strings | Statement | K | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 1600 | |
| 436 | Stepan's Series | *special dp | Statement | J | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2100 | |
| 390 | Bars | *special binary search | Statement | L | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2200 | |
| 296 | Significant Cups | *special binary search data structures two pointers | Statement | B | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2300 | |
| 389 | Amusement Park | *special ternary search | Statement | A | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2300 | |
| 277 | Repairing Of String | *special constructive algorithms | Statement | H | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2400 | |
| 264 | Big Number and Remainder | *special math number theory | Statement | E | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2400 | |
| 157 | Composing Of String | *special dp | Statement | I | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2500 | |
| 154 | Pens And Days Of Week | *special binary search number theory | Statement | F | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2600 | |
| 199 | Perfectionist Arkadiy | *special number theory | Statement | G | VK Cup 2017 - Wild Card Round 1 {774} | PROGRAMMING | VK Cup 2017 — Уайлд-кард раунд 1 — Разбор | 2900 | |
| 2041 | Twisted Circuit | *special brute force implementation | Statement | E | April Fools Contest 2017 {784} | PROGRAMMING | 51351 | 2000 | |
| 1145 | Crunching Numbers Just for You | *special implementation | Statement | F | April Fools Contest 2017 {784} | PROGRAMMING | 51351 | 2200 | |
| 773 | INTERCALC | *special implementation | Statement | C | April Fools Contest 2017 {784} | PROGRAMMING | 51351 | 2300 | |
| 513 | Touchy-Feely Palindromes | *special implementation | Statement | D | April Fools Contest 2017 {784} | PROGRAMMING | 51351 | 2500 | |
| 3613 | Login Verification | *special strings | Statement | A | VK Cup 2018 - Квалификация 1 {928} | PROGRAMMING | 1600 | ||
| 2652 | Chat | *special dp | Statement | B | VK Cup 2018 - Квалификация 1 {928} | PROGRAMMING | 1800 | ||
| 906 | Dependency management | *special graphs implementation | Statement | C | VK Cup 2018 - Квалификация 1 {928} | PROGRAMMING | 2300 | ||
| 833 | Autocompletion | *special strings trees | Statement | D | VK Cup 2018 - Квалификация 1 {928} | PROGRAMMING | 2400 | ||
| 2559 | Прокат велосипедов | *special greedy implementation | Statement | A | VK Cup 2018 - Квалификация 2 {929} | PROGRAMMING | Разбор VK Cup 2018 — Квалификация 2 | 1600 | |
| 2089 | Места в самолёте | *special implementation | Statement | B | VK Cup 2018 - Квалификация 2 {929} | PROGRAMMING | Разбор VK Cup 2018 — Квалификация 2 | 1700 | |
| 1204 | Красивая команда | *special combinatorics math | Statement | C | VK Cup 2018 - Квалификация 2 {929} | PROGRAMMING | Разбор VK Cup 2018 — Квалификация 2 | 2000 | |
| 7569 | Bmail Computer Network | *special dfs and similar trees | Statement | A | Mail.Ru Cup 2018 - Practice Round {1057} | PROGRAMMING | 1700 | ||
| 1978 | DDoS | *special brute force | Statement | B | Mail.Ru Cup 2018 - Practice Round {1057} | PROGRAMMING | 1800 | ||
| 1182 | Tanya and Colored Candies | *special dp | Statement | C | Mail.Ru Cup 2018 - Practice Round {1057} | PROGRAMMING | 2300 | ||
| 275 | Sliding Doors | *special binary search | Statement | E | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 136 | Wheels | *special binary search greedy | Statement | F | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 57 | Longest Saw | *special constructive algorithms | Statement | H | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 532 | Decoding of Integer Sequences | *special data structures implementation | Statement | D | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 47 | Good Subsets | *special dp | Statement | I | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 85 | Graph Decomposition | *special graphs | Statement | G | 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 | ||
| 1564 | Three Integers Again | *special math | Statement | A | Kotlin Heroes: Episode 1 {1170} | PROGRAMMING | Kotlin Heroes Editorial | ||
| 367 | Cubeword | *special brute force dp meet-in-the-middle | Statement | C | CEOI 2019 day 1 online mirror (unrated, IOI format) {1192} | PROGRAMMING | E | ||
| 1587 | Dynamic Diameter | *special data structures dfs and similar divide and conquer trees | Statement | B | CEOI 2019 day 1 online mirror (unrated, IOI format) {1192} | PROGRAMMING | E | ||
| 48 | Scissors and Tape | *special constructive algorithms geometry | Statement | C | CEOI 2019 day 2 online mirror (unrated, IOI format) {1193} | PROGRAMMING | T | ||
| 510 | Magic Tree | *special data structures dp trees | Statement | B | CEOI 2019 day 2 online mirror (unrated, IOI format) {1193} | PROGRAMMING | T | ||
| 472 | Amusement Park | *special dp math | Statement | A | CEOI 2019 day 2 online mirror (unrated, IOI format) {1193} | PROGRAMMING | T | ||
| 1600 | Three Problems | *special implementation | Statement | A | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 1300 | |
| 827 | Traveling Around the Golden Ring of Berland | *special implementation | Statement | B | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 1500 | |
| 569 | Ice Cream | *special greedy sortings | Statement | C | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 2000 | |
| 216 | Double Permutation Inc. | *special binary search greedy | Statement | E | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 2200 | |
| 252 | Teams | *special binary search greedy math | Statement | D | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 2200 | |
| 149 | kotlinkotlinkotlinkotlin... | *special graphs implementation strings | Statement | F | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 2400 | |
| 84 | King's Path | *special math trees | Statement | G | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 2500 | |
| 57 | Road Repair in Treeland | *special binary search dp trees | Statement | H | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 3000 | |
| 52 | Unusual Graph | *special graphs | Statement | I | Kotlin Heroes: Episode 2 {1211} | PROGRAMMING | Kotlin Heroes: Episode 2 Editorial | 3000 | |
| 93 | Шардирование постов | *special binary search interactive | Statement | F | VK Cup 2019 - Квалификация (Engine) {1275} | PROGRAMMING | 3000.0 | ||
| 274 | Bonus Distribution | *special binary search greedy sortings | Statement | D | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 38 | Falling Blocks | *special data structures | Statement | I | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 127 | Movie Fan | *special data structures greedy implementation sortings | Statement | F | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 219 | Modernization of Treeland | *special dfs and similar trees | Statement | E | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 78 | M-numbers | *special dp math | Statement | G | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 53 | Paint the String | *special dp strings | Statement | H | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 414 | Dream Team | *special greedy | Statement | C | 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 | ||
| 2214 | Color Revolution | *special math | Statement | A | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1000 | |
| 1255 | Boot Camp | *special greedy | Statement | B | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1400 | |
| 546 | Constructing the Dungeon | *special graphs greedy | Statement | D | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1600 | |
| 680 | Spring Cleaning | *special greedy sortings | Statement | C | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1600 | |
| 415 | Magic Tricks | *special dp graphs | Statement | E | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1700 | |
| 253 | Dune II: Battle For Arrakis | *special data structures greedy math | Statement | F | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 2000 | |
| 150 | Two IP Cameras | *special math number theory | Statement | G | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 2300 | |
| 61 | Game with Segments | *special data structures games | Statement | H | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 2700 | |
| 54 | Pac-Man 2.0 | *special dp | Statement | I | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 2900 | |
| 353 | Colors | *special binary search constructive algorithms interactive | Statement | A | Baltic Olympiad in Informatics 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1386} | PROGRAMMING | T | ||
| 662 | Joker | *special bitmasks data structures divide and conquer dsu | Statement | C | Baltic Olympiad in Informatics 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1386} | PROGRAMMING | T | ||
| 141 | Mixture | *special data structures geometry math sortings | Statement | B | Baltic Olympiad in Informatics 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1386} | PROGRAMMING | T | ||
| 922 | Graph | *special dfs and similar dp math | Statement | A | Baltic Olympiad in Informatics 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1387} | PROGRAMMING | T | ||
| 1921 | Village (Minimum) | *special greedy | Statement | B1 | Baltic Olympiad in Informatics 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1387} | PROGRAMMING | T | ||
| 237 | Star Trek | *special combinatorics dfs and similar dp games graphs matrices trees | Statement | C | Central-European Olympiad in Informatics, CEOI 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1402} | PROGRAMMING | Editorial | ||
| 1366 | Fancy Fence | *special data structures dp dsu math sortings | Statement | A | Central-European Olympiad in Informatics, CEOI 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1402} | PROGRAMMING | Editorial | ||
| 133 | Roads | *special geometry sortings | Statement | B | Central-European Olympiad in Informatics, CEOI 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1402} | PROGRAMMING | Editorial | ||
| 358 | The Potion of Great Power | *special binary search data structures graphs interactive sortings two pointers | Statement | A | Central-European Olympiad in Informatics, CEOI 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1403} | PROGRAMMING | CEOI 2020 Online Mirror — Day 2 Tutorial | ||
| 75 | Chess Rush | *special combinatorics dp implementation math | Statement | C | Central-European Olympiad in Informatics, CEOI 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1403} | PROGRAMMING | CEOI 2020 Online Mirror — Day 2 Tutorial | ||
| 396 | Spring cleaning | *special data structures dfs and similar graphs trees | Statement | B | Central-European Olympiad in Informatics, CEOI 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1403} | PROGRAMMING | CEOI 2020 Online Mirror — Day 2 Tutorial | ||
| 161 | Neural Network Problem | *special binary search greedy | Statement | F | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 77 | Rogue-like Game | *special brute force greedy | Statement | H | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 51 | Zero-XOR Array | *special dp | Statement | J | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 204 | Number Deletion Game | *special dp games greedy | Statement | G | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 488 | Used Markers | *special greedy | Statement | D | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 747 | Black Friday | *special implementation | Statement | C | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 1055 | Polycarp and the Language of Gods | *special implementation two pointers | Statement | B | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 52 | Cyclic Shifts | *special strings | Statement | I | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 483 | Two Policemen | *special binary search brute force math | Statement | C | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 360 | Problemsolving Marathon | *special binary search greedy | Statement | D | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 71 | Build From Suffixes | *special combinatorics data structures | Statement | H | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 232 | Palindromic Doubles | *special data structures dp | Statement | E | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 135 | Painting Numbers | *special data structures greedy number theory | Statement | G | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 43 | Flower Shop | *special fft math | Statement | J | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 47 | Demonic Invasion | *special flows | Statement | I | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 603 | RBS Deletion | *special greedy | Statement | B | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 1828 | From Zero To Y | *special math | Statement | A | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 190 | Dogecoin | *special *special binary search data structures | Statement | F | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 659 | Симметричный амфитеатр | *special constructive algorithms | Statement | C | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 1158 | Мониторинг | *special *special | Statement | B1 | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 370 | Редактируем Зингер | color | *special *special | Statement | D | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 340 | Сортировка слиянием | *special *special | Statement | E2 | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 642 | Uniform String | *special implementation | Statement | C | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 830 | Frog Jumping | *special math | Statement | B | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 591 | Teams Forming | *special sortings | Statement | D | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 220 | Prefixes and Suffixes | *special strings | Statement | F | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 285 | Chess Team Forming | *special binary search data structures greedy | Statement | E | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 224 | Binary String Partition | *special binary search greedy | Statement | F | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 92 | Submatrices | *special bitmasks data structures dp | Statement | H | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 61 | Excursions | *special constructive algorithms dfs and similar flows graphs | Statement | I | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 98 | Biome Map | *special constructive algorithms dfs and similar graphs | Statement | G | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 484 | Sweets | *special data structures implementation | Statement | C | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 514 | String Searching | *special hashing | Statement | D | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 816 | Nearest Point Function | *special implementation | Statement | B | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 1130 | Travel to Bertown | *special implementation math | Statement | A | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 20 | Chainword | *special data structures strings | Statement | H | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 294 | Shooting | *special greedy implementation | Statement | C | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 273 | Reachable Numbers | *special implementation | Statement | D | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 143 | XOR Guessing | *special interactive | Statement | G | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 359 | Yellow Cards | *special math | Statement | B | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 271 | Erasing Zeroes | *special strings | Statement | E | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 65 | Physical Examination | *special binary search data structures | Statement | I | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 374 | Fix the String | *special bitmasks dp greedy | Statement | E | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 371 | Sweepstake | *special brute force constructive algorithms implementation math | Statement | D | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 226 | Kotlinforces | *special constructive algorithms dp | Statement | F | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 85 | A Battle Against a Dragon | *special data structures dp | Statement | G | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 56 | Laser Beams | *special geometry probabilities | Statement | H | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 401 | Rhyme | *special implementation | Statement | C | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 760 | Epic Novel | *special math | Statement | B | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 4939 | Trivial Conjecture | *special constructive algorithms math number theory | Statement | D | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 626 | Colour Vision | *special implementation | Statement | G | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 175 | Expected Twist | *special interactive | Statement | H | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 6298 | Unmysterious Language | *special interactive strings | Statement | J | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 1336 | Factorization | *special number theory | Statement | F | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 4311 | Not a Geometry Problem | *special *special geometry | Statement | E | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 6068 | Was it Rated? | *special *special *special brute force implementation | Statement | B | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 14351 | Are You a Robot? | *special *special *special expression parsing | Statement | A | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 109 | Sum of Digits of Sums | *special binary search data structures | Statement | H | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 68 | Inverse Problem | *special combinatorics dp | Statement | I | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 245 | Maximum Sum Subarrays | *special dp | Statement | E | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 807 | Security Guard | *special greedy | Statement | B | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 412 | Remove and Add | *special greedy | Statement | D | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 76 | Pool Records | *special greedy | Statement | G | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 222 | Build Railway Stations | *special greedy trees | Statement | F | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 2009 | Username | *special implementation | Statement | A | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 741 | Poisonous Swamp | *special *special implementation implementation | Statement | C | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 307 | Evidence Board | *special constructive algorithms dfs and similar graphs trees | Statement | B | XVIII Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {1939} | PROGRAMMING |