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danylo_tkachuk
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Danylo
danylo_tkachuk
Ukraine
Ukraine
Joined Mar 29, 2021
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danylo_tkachuk solved problem Unhappy bus (#247) on 2 attempt2 years ago
danylo_tkachuk solved problem Buying tickets (#799) on 2 attempt2 years ago
danylo_tkachuk solved problem Keyboard (#462) on first attempt2 years ago
danylo_tkachuk solved problem Transformation (#388) on first attempt2 years ago
danylo_tkachuk solved problem Sum of neighbors (#8627) on first attempt2 years ago
danylo_tkachuk solved problem Area of a Polygon (#60) on first attempt2 years ago
danylo_tkachuk solved problem Superstitious Santa Claus (#31) on 2 attempt2 years ago
danylo_tkachuk solved problem The level of palindrome (#29) on 2 attempt2 years ago
danylo_tkachuk solved problem Cycle shifts (#27) on first attempt2 years ago
danylo_tkachuk has joined contest ARIO 2024, Semifinals, 8-9 grades2 years ago