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boiko_viktor
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Віктор Бойко
boiko_viktor
Joined Jan 1, 1
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boiko_viktor solved problem Нове захоплення Степана (#161) on 2 attempt2 days ago
boiko_viktor has joined contest UOI 2017. II stage. Day 22 days ago
boiko_viktor has joined contest UOI 2018. II stage. Day 22 days ago
boiko_viktor solved problem Anton buys a piglet (#327) on first attempt3 days ago
boiko_viktor solved problem Pasha is also against "tails"? (#326) on first attempt3 days ago
boiko_viktor solved problem Bohdan against "tails" (#325) on first attempt3 days ago
boiko_viktor solved problem Sleepy Sasha is Trouble at the University (#324) on first attempt3 days ago
boiko_viktor solved problem Coordinates (#323) on first attempt3 days ago
boiko_viktor solved problem Rook (#322) on first attempt3 days ago
boiko_viktor solved problem Недоброчесний тренер (#283) on 2 attempt3 days ago
boiko_viktor solved problem Петрик П`яточкін та сортування (#282) on first attempt3 days ago
boiko_viktor solved problem Генерація чисел (#281) on first attempt3 days ago
boiko_viktor solved problem Зустріч на границі (#280) on first attempt3 days ago
boiko_viktor solved problem Арсеній та Сільвестр (#278) on first attempt3 days ago
boiko_viktor solved problem Купівля валюти (#279) on first attempt3 days ago
boiko_viktor solved problem Trivial? Solve It! (#277) on first attempt3 days ago
boiko_viktor solved problem Magic Knights (#276) on first attempt3 days ago
boiko_viktor solved problem Add and Minimize (#275) on first attempt3 days ago
boiko_viktor solved problem Cossack Vus and Friend at CP Olympiad (#274) on first attempt3 days ago
boiko_viktor solved problem Pies (#272) on first attempt3 days ago
boiko_viktor solved problem Arithmetic Mean (#273) on first attempt3 days ago
boiko_viktor solved problem Tic-Tac-Toe (#268) on first attempt3 days ago
boiko_viktor solved problem Job Applications (#267) on first attempt3 days ago
boiko_viktor solved problem Mole (#265) on 2 attempt3 days ago
boiko_viktor solved problem Everyone Loves Permutations (#264) on first attempt3 days ago