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roman_leshchuk
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Лещук Роман
roman_leshchuk
Specialist
Ukraine
Ukraine
Joined Feb 17, 2024
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1407
Problems43
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roman_leshchuk solved problem Play hockey this... (#1326) on 3 attempt2 months ago
roman_leshchuk solved problem Numerical Operations (#7258) on 9 attempt2 months ago
roman_leshchuk solved problem Swaper (#689) on first attempt2 months ago
roman_leshchuk solved problem Match’s model (#3) on first attempt3 months ago
roman_leshchuk solved problem Matches (#8) on first attempt3 months ago
roman_leshchuk solved problem XOR Sum (#10653) on 2 attempt4 months ago
roman_leshchuk solved problem MooTube (Silver) (#10422) on first attempt4 months ago
roman_leshchuk solved problem Mancunian And Colored Tree (#3983) on first attempt4 months ago
roman_leshchuk solved problem Tree (#2923) on first attempt4 months ago
roman_leshchuk solved problem Unique Color (#10654) on first attempt4 months ago
roman_leshchuk solved problem Virus Tree 2 (#10655) on first attempt4 months ago
roman_leshchuk solved problem Roads Improvement (#10684) on first attempt4 months ago
roman_leshchuk solved problem Kefa and Park (#11153) on 2 attempt4 months ago
roman_leshchuk solved problem Infected Tree (#11724) on 2 attempt4 months ago
roman_leshchuk solved problem Tree Distances I (#11430) on 2 attempt4 months ago
roman_leshchuk solved problem Finding pairs (#11609) on first attempt4 months ago
roman_leshchuk solved problem Chasing a butterfly (#11058) on 2 attempt4 months ago
roman_leshchuk solved problem Sum (#2157) on first attempt4 months ago
roman_leshchuk solved problem Tree Diameter (#11428) on first attempt4 months ago
roman_leshchuk solved problem Subordinates (#11429) on first attempt4 months ago
roman_leshchuk solved problem Even Tree (#11263) on first attempt4 months ago
roman_leshchuk solved problem Get a tree (#978) on first attempt4 months ago
roman_leshchuk solved problem Is it a Tree? (#977) on 3 attempt4 months ago
roman_leshchuk has joined contest Trees4 months ago
roman_leshchuk solved problem Cubes (#2173) on 6 attempt4 months ago