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< 1 2Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 844 | Code Review | *special | Statement | B | VK Cup 2019 - Квалификация (Engine) {1275} | PROGRAMMING | 250.0 | ||
| 698 | #define Задача B ... | *special | Statement | C | VK Cup 2019 - Квалификация (Engine) {1275} | PROGRAMMING | 1000.0 | ||
| 422 | Storage2 | *special | Statement | D | VK Cup 2019 - Квалификация (Engine) {1275} | PROGRAMMING | 2000.0 | ||
| 265 | Контрольная сумма | *special | Statement | E1 | VK Cup 2019 - Квалификация (Engine) {1275} | PROGRAMMING | 1000.0 | ||
| 138 | Контрольная сумма | *special | Statement | E2 | VK Cup 2019 - Квалификация (Engine) {1275} | PROGRAMMING | 1000.0 | ||
| 61 | Контрольная сумма | *special | Statement | E3 | VK Cup 2019 - Квалификация (Engine) {1275} | PROGRAMMING | 1000.0 | ||
| 92 | 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 | ||
| 37 | 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 | ||
| 218 | 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 | ||
| 429 | Cartoons | *special implementation sortings | Statement | B | Kotlin Heroes: Episode 3 {1297} | PROGRAMMING | Kotlin Heroes: Episode 3 Editorial | ||
| 2197 | Color Revolution | *special math | Statement | A | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1000 | |
| 1251 | Boot Camp | *special greedy | Statement | B | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1400 | |
| 544 | Constructing the Dungeon | *special graphs greedy | Statement | D | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1600 | |
| 677 | Spring Cleaning | *special greedy sortings | Statement | C | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1600 | |
| 413 | Magic Tricks | *special dp graphs | Statement | E | Kotlin Heroes: Episode 4 {1346} | PROGRAMMING | Kotlin Heroes: Episode 4 — Editorial | 1700 | |
| 252 | 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 | |
| 606 | Distinguish I from X | *special | Statement | A1 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 490 | Distinguish I from Z | *special | Statement | A2 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 463 | Distinguish Z from S | *special | Statement | A3 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 461 | Distinguish I ⊗ X from CNOT | *special | Statement | A4 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 334 | Distinguish Z from -Z | *special | Statement | A5 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 286 | Increment | *special | Statement | B1 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 287 | Decrement | *special | Statement | B2 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 305 | Prepare state |01⟩ + |10⟩ + |11⟩ | *special | Statement | C | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 138 | Quantum Classification - 1 | *special | Statement | D1 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 129 | Quantum Classification - 2 | *special | Statement | D2 | Microsoft Q# Coding Contest - Summer 2020 - Warmup {1356} | PROGRAMMING | Microsoft Q# Coding Contest – Summer 2020 — Warmup: editorial | ||
| 349 | Colors | *special binary search constructive algorithms interactive | Statement | A | Baltic Olympiad in Informatics 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1386} | PROGRAMMING | T | ||
| 654 | 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 | ||
| 1270 | Village (Maximum) | *special | Statement | B2 | Baltic Olympiad in Informatics 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1387} | PROGRAMMING | T | ||
| 202 | Viruses | *special | Statement | C | Baltic Olympiad in Informatics 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1387} | PROGRAMMING | |||
| 896 | Graph | *special dfs and similar dp math | Statement | A | Baltic Olympiad in Informatics 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1387} | PROGRAMMING | T | ||
| 1880 | Village (Minimum) | *special greedy | Statement | B1 | Baltic Olympiad in Informatics 2020, Day 2 (IOI, Unofficial Mirror Contest, Unrated) {1387} | PROGRAMMING | T | ||
| 233 | 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 | ||
| 1349 | 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 | ||
| 129 | Roads | *special geometry sortings | Statement | B | Central-European Olympiad in Informatics, CEOI 2020, Day 1 (IOI, Unofficial Mirror Contest, Unrated) {1402} | PROGRAMMING | Editorial | ||
| 312 | 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 | ||
| 393 | 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 | ||
| 2144 | Selling Hamburgers | *special | Statement | A | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 232 | Chess Match | *special | Statement | E | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 161 | Neural Network Problem | *special binary search greedy | Statement | F | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 75 | 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 | ||
| 203 | Number Deletion Game | *special dp games greedy | Statement | G | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 486 | Used Markers | *special greedy | Statement | D | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 746 | Black Friday | *special implementation | Statement | C | Kotlin Heroes 5: ICPC Round {1431} | PROGRAMMING | 84563 | ||
| 1053 | 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 | ||
| 477 | 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 | ||
| 70 | Build From Suffixes | *special combinatorics data structures | Statement | H | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 231 | 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 | ||
| 42 | Flower Shop | *special fft math | Statement | J | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 46 | Demonic Invasion | *special flows | Statement | I | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 599 | RBS Deletion | *special greedy | Statement | B | Kotlin Heroes: Episode 6 {1488} | PROGRAMMING | 88522 | ||
| 1788 | 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 | ||
| 1482 | Зингер | color | *special | Statement | A | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 796 | Мониторинг | *special | Statement | B2 | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 362 | Сортировка слиянием | *special | Statement | E1 | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 271 | Сортировка слиянием | *special | Statement | E3 | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 659 | Симметричный амфитеатр | *special constructive algorithms | Statement | C | VK Cup 2021 - Квалификация (Engine) {1531} | PROGRAMMING | Разбор квалификационного раунда VK Cup 2021 | ||
| 1156 | 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 | ||
| 1149 | A+B (Trial Problem) | *special | Statement | A | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 392 | Good Array | *special | Statement | E | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 640 | Uniform String | *special implementation | Statement | C | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 828 | Frog Jumping | *special math | Statement | B | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 589 | Teams Forming | *special sortings | Statement | D | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 219 | Prefixes and Suffixes | *special strings | Statement | F | Kotlin Heroes: Practice 7 {1532} | PROGRAMMING | |||
| 52 | Pawns | *special | Statement | J | Kotlin Heroes: Episode 7 {1533} | PROGRAMMING | Kotlin Heroes 7 — Editorial | ||
| 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 | ||
| 807 | A+B (Trial Problem) | *special | Statement | A | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 190 | Square Filling | *special | Statement | F | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 11 | Minimum Difference | *special | Statement | I | Kotlin Heroes: Practice 8 {1570} | PROGRAMMING | |||
| 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 | |||
| 1643 | Sequence of Comparisons | *special | Statement | A | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 50 | Two Railroads | *special | Statement | J | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 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 | ||
| 368 | Sweepstake | *special brute force constructive algorithms implementation math | Statement | D | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 225 | Kotlinforces | *special constructive algorithms dp | Statement | F | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 84 | 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 | ||
| 758 | Epic Novel | *special math | Statement | B | Kotlin Heroes: Episode 8 {1571} | PROGRAMMING | Kotlin Heroes 8 Editorial | ||
| 0 | Communication Routing Challenge | *special | Statement | A | 2021 ICPC Communication Routing Challenge: Marathon {1576} | PROGRAMMING | |||
| 2156 | Узкая дорога | *special | Statement | A | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 1599 | Копирование файлов I | *special | Statement | B1 | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 950 | Копирование файлов II | *special | Statement | B2 | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 1114 | Подкрутка I | *special | Statement | C1 | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 1076 | Подкрутка II | *special | Statement | C2 | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 421 | Игра в Девятку I | *special | Statement | D1 | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 204 | Игра в Девятку II | *special | Statement | D2 | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 124 | Игра в Девятку III | *special | Statement | D3 | VK Cup 2022 - Квалификация (Engine) {1769} | PROGRAMMING | |||
| 1367 | Digits | *special | Statement | C | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 289 | Mountain Climber | *special | Statement | I | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 4895 | Trivial Conjecture | *special constructive algorithms math number theory | Statement | D | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 619 | Colour Vision | *special implementation | Statement | G | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 171 | Expected Twist | *special interactive | Statement | H | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 6286 | Unmysterious Language | *special interactive strings | Statement | J | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 1330 | Factorization | *special number theory | Statement | F | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 4295 | Not a Geometry Problem | *special *special geometry | Statement | E | April Fools Day Contest 2023 {1812} | PROGRAMMING | Editorial of April Fools Day Contest 2023 | ||
| 6050 | 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 | ||
| 14325 | 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 | ||
| 0 | Deterministic Scheduling for Extended Reality over 5G and Beyond | *special | Statement | A | ICPC 2023 Online Challenge powered by Huawei {1885} | PROGRAMMING | |||
| 55 | Two Colors | *special | Statement | J | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 107 | Sum of Digits of Sums | *special binary search data structures | Statement | H | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 64 | Inverse Problem | *special combinatorics dp | Statement | I | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 240 | Maximum Sum Subarrays | *special dp | Statement | E | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 802 | Security Guard | *special greedy | Statement | B | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 406 | Remove and Add | *special greedy | Statement | D | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 71 | Pool Records | *special greedy | Statement | G | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 217 | Build Railway Stations | *special greedy trees | Statement | F | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 1981 | Username | *special implementation | Statement | A | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 734 | Poisonous Swamp | *special *special implementation implementation | Statement | C | Kotlin Heroes: Episode 9 (Unrated, T-Shirts + Prizes!) {1910} | PROGRAMMING | 123261 | ||
| 304 | 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 | |||
| 30 | Draw Polygon Lines | *special constructive algorithms dp geometry interactive | Statement | A | XVIII Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {1939} | PROGRAMMING | |||
| 412 | More Gifts | *special dfs and similar two pointers | Statement | C | XVIII Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {1939} | PROGRAMMING | |||
| 110 | Big Persimmon | *special dp games | Statement | D | XVIII Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {1939} | PROGRAMMING | |||
| 175 | Almost Certainly | *special constructive algorithms data structures sortings | Statement | D | XVIII Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {1940} | PROGRAMMING | |||
| 105 | Parallel Universes | *special constructive algorithms dfs and similar dsu graphs | Statement | A | XVIII Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {1940} | PROGRAMMING | |||
| 270 | Three Arrays | *special constructive algorithms implementation sortings | Statement | B | XVIII Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {1940} | PROGRAMMING | |||
| 43 | Burenka and Pether | *special data structures dfs and similar divide and conquer dsu graphs sortings trees | Statement | C | XVIII Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {1940} | PROGRAMMING | |||
| 0 | Accuracy-Preserving Summation Algorithm | *special | Statement | A | 2023 Post World Finals Online ICPC Challenge powered by Huawei {1953} | PROGRAMMING | |||
| 2563 | 1-3-5 | *special dp | Statement | A | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 1100 | |
| 1183 | Clock in the Pool | *special math | Statement | B | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 1400 | |
| 990 | Firewood | *special | Statement | C | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 1500 | |
| 708 | Staircase | *special | Statement | D | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 1600 | |
| 329 | Yet Another Permutation Constructive | *special constructive algorithms | Statement | E | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 1900 | |
| 252 | Narrow Paths | *special combinatorics | Statement | F | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 2000 | |
| 126 | Observation Towers | *special | Statement | G | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 2400 | |
| 91 | Composite Spells | *special dp | Statement | H | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 2600 | |
| 50 | Equal Trees | *special graphs meet-in-the-middle | Statement | I | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 3100 | |
| 44 | Necromancer | *special | Statement | J | Kotlin Heroes: Episode 10 {1958} | PROGRAMMING | 129483 | 3200 | |
| 1138 | Problem Solving | *special | Statement | A | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 676 | Shuffle | *special | Statement | B | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 379 | Split the Expression | *special | Statement | C | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 283 | Among Wolves | *special | Statement | D | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 50 | Removal of a Permutation | *special | Statement | G | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 23 | Stack and Queue | *special data structures divide and conquer | Statement | I | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 131 | Good Subarray | *special data structures greedy | Statement | F | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 57 | Strange Matrix | *special graphs greedy | Statement | H | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 182 | Rock-Paper-Scissors Bot | *special greedy strings | Statement | E | Kotlin Heroes: Episode 11 {2011} | PROGRAMMING | Kotlin Heroes 11 — Editorial | ||
| 221 | Dreaming Is Not Harmful | *special | Statement | C | XIX Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {2079} | PROGRAMMING | |||
| 37 | Alice, Bob, And Two Arrays | *special data structures dp games | Statement | A | XIX Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {2079} | PROGRAMMING | |||
| 154 | Arithmetic Exercise | *special data structures dp greedy | Statement | B | XIX Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {2079} | PROGRAMMING | |||
| 678 | Cute Subsequences | *special sortings | Statement | D | XIX Open Olympiad in Informatics - Final Stage, Day 1 (Unrated, Online Mirror, IOI rules) {2079} | PROGRAMMING | |||
| 490 | Best Runner | *special | Statement | B | XIX Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {2080} | PROGRAMMING | |||
| 203 | Card Flip | *special | Statement | C | XIX Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {2080} | PROGRAMMING | |||
| 45 | Order Statistics | *special binary search | Statement | D | XIX Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {2080} | PROGRAMMING | |||
| 44 | Strong Connectivity Strikes Back | *special constructive algorithms graphs | Statement | A | XIX Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules) {2080} | PROGRAMMING | |||
| 1053 | Password Generator | *special | Statement | A | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 570 | Showmatch | *special | Statement | B | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 488 | Coin Game | *special greedy | Statement | C | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 28 | Nim with Special Numbers | *special *special | Statement | H | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 26 | Hamiltonian Partition | *special *special | Statement | I | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 163 | Color the Arrows | *special *special dp dp | Statement | E | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 70 | Weapon Upgrade | *special *special dp dp | Statement | F | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 89 | Esports in Berland | *special *special greedy greedy | Statement | G | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 267 | Uppercase or Lowercase? | *special *special interactive | Statement | D | Kotlin Heroes: Episode 12 {2087} | PROGRAMMING | 141608 | ||
| 541 | Premiere at a Wrong Time | *special | Statement | J | April Fools Day Contest 2025 {2095} | PROGRAMMING | |||
| 3738 | Would It Be Unrated? | *special brute force | Statement | C | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 639 | Mysterious Script | *special expression parsing | Statement | I | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 837 | Blurry Vision | *special fft math | Statement | H | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 5981 | Plinko | *special games interactive | Statement | B | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 5294 | Where Am I? | *special geometry | Statement | D | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 958 | Definitely a Geometry Problem | *special geometry | Statement | G | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 833 | ⅓ оf а Рrоblеm | *special math | Statement | F | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 782 | Pair Count | *special number theory | Statement | E | April Fools Day Contest 2025 {2095} | PROGRAMMING | April Fools Day Contest 2025 Editorial | ||
| 13800 | Piecing It Together | *special string suffix structures | Statement | A | April Fools Day Contest 2025 {2095} | PROGRAMMING | |||
| 55 | Color the Tree | *special | Statement | I | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 342 | Minimum on Subarrays | *special brute force | Statement | C | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 61 | Good Robot Paths | *special data structures geometry sortings | Statement | G | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 83 | Merging Vertices in a Graph | *special dfs and similar dsu graphs | Statement | H | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 255 | Perfect Cut | *special dp greedy | Statement | E | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 1411 | Games | *special greedy | Statement | B | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 136 | Array Reduction | *special greedy | Statement | F | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 469 | Avoid Minimums | *special greedy math | Statement | D | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 1598 | Furniture Store | *special implementation | Statement | A | Kotlin Heroes: Episode 13 {2141} | PROGRAMMING | Kotlin Heroes 13 Editorial | ||
| 1276 | Game | *special | Statement | A | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 33 | Strange Process | *special | Statement | I | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 179 | Supersequence | *special binary search greedy | Statement | E | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 89 | Sum of MEX | *special combinatorics data structures dp math | Statement | H | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 140 | Self-Produced Sequences | *special combinatorics math | Statement | F | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 382 | Minesweeper | *special constructive algorithms greedy | Statement | C | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 830 | Two Towers | *special greedy math | Statement | B | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 271 | Two Arrays | *special math | Statement | D | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 57 | Jammer | *special math | Statement | G | Kotlin Heroes: Episode 14 {2199} | PROGRAMMING | 151783 | ||
| 9886 | Odd One Out | *special | Statement | A | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 6366 | Are You Smiling? | *special | Statement | B | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 1738 | And? | *special | Statement | C | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 4200 | Neural Feud | *special | Statement | D | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 870 | Numbers | *special | Statement | F | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 679 | Anomaly | *special | Statement | G | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 1553 | Double Vision | *special | Statement | H | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 279 | You Are a Robot | *special | Statement | I | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 3478 | Special Problem | *special brute force games | Statement | J | April Fools Day Contest 2026 {2214} | PROGRAMMING | |||
| 1017 | Shortest Paths | *special shortest paths | Statement | E | April Fools Day Contest 2026 {2214} | PROGRAMMING |