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yatsenko_ivan
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Яценко Іван
yatsenko_ivan
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Ukraine
Ukraine
Joined Jun 16, 2021
Achievements (2)
Problem Solver 2Problem Solver
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1302
Problems390
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yatsenko_ivan solved hidden problem on first attempt4 days ago
yatsenko_ivan has joined contest UOI 2026. Day 24 days ago
yatsenko_ivan has joined contest UOI 2026. Day 19 days ago
yatsenko_ivan solved problem Yes or No (#12435) on 5 attempt18 days ago
yatsenko_ivan solved problem A^B mod C (#1121) on 3 attempt1 month ago
yatsenko_ivan solved problem Corruption (#21) on 4 attempt1 month ago
yatsenko_ivan solved problem TripleK (#1468) on first attempt2 months ago
yatsenko_ivan solved problem Hazhir, The King of SBJ Jungles! (#1466) on first attempt2 months ago
yatsenko_ivan solved problem Point and Polygon (#1467) on 2 attempt2 months ago
yatsenko_ivan solved problem Mine Field (#1470) on 2 attempt2 months ago
yatsenko_ivan solved problem Number Pyramid (#1471) on 3 attempt2 months ago
yatsenko_ivan solved problem Fibonacci Again! (#1469) on first attempt2 months ago
yatsenko_ivan solved problem Dungeon Master II (#1472) on 5 attempt2 months ago
yatsenko_ivan solved problem Count primes (#1126) on 9 attempt2 months ago
yatsenko_ivan solved problem Simple Question (#1464) on 2 attempt2 months ago
yatsenko_ivan has joined contest Training team contest for schoolchildren2 months ago
yatsenko_ivan solved problem Nasser's Parity Array Transformation (#12356) on 2 attempt2 months ago
yatsenko_ivan solved problem University Promotion (#12355) on first attempt2 months ago
yatsenko_ivan solved problem Nasser and Bitwise OR Equal Array (#12354) on first attempt2 months ago
yatsenko_ivan solved problem Cheater (#12353) on first attempt2 months ago
yatsenko_ivan has joined contest Blitz Round #142 months ago
yatsenko_ivan has joined contest UOI 2025, Day 21 year ago
yatsenko_ivan has joined contest Eolymp Cup #22 years ago
yatsenko_ivan has joined contest Eolymp Cup #12 years ago
yatsenko_ivan solved problem Dima and array (#2941) on 13 attempt2 years ago