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题目连接: http://www.codeforces.com/contest/681/problem/C Description Petya has recently learned data structure named "Binary heap". The heap he is now op 阅读全文
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Tram Description Tram network in Zagreb consists of a number of intersections and rails connecting some of them. In every intersection there is a swit 阅读全文
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Toy Storage Description Mom and dad have a problem: their child, Reza, never puts his toys away when he is finished playing with them. They gave Reza 阅读全文
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TOYS Description Calculate the number of toys that land in each bin of a partitioned toy box. Mom and dad have a problem - their child John never puts 阅读全文
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time limit:1 second time limit:1 second memory limit :256 megabytes memory limit :256 megabytes 题目连接 http://www.codeforces.com/contest/676/problem/C D 阅读全文