Codeforces Round #263 (Div. 2) Problem — A
Hello everyone! Yesterday i was upset when my program failed 19test. I didnt have any ideas why it failed.. so i decided to resend my program once again.... ACCEPTED . See my code ( 1 , 2 )
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IOI 2012 problem
hi everybody, help me with this problem, please.
i read hints for task but didnt understand how to check the candidates they are criticals in optimal time.