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Name
Tags
Solutions
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Contest
Type
Points
Tutorial
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92 Шардирование постов *special binary search interactive Statement F VK Cup 2019 - Квалификация (Engine) {1275} PROGRAMMING 3000.0
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
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
143 XOR Guessing *special interactive Statement G Kotlin Heroes: Practice 8 {1570} PROGRAMMING
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
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
267 Uppercase or Lowercase? *special *special interactive Statement D Kotlin Heroes: Episode 12 {2087} PROGRAMMING 141608
5981 Plinko *special games interactive Statement B April Fools Day Contest 2025 {2095} PROGRAMMING April Fools Day Contest 2025 Editorial