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I - Coins Time Limit: 2 sec / Memory Limit: 1024 MB Score : 100100 points Problem Statement Let NN be a positive odd number. There are NN coins, numbe 阅读全文
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E. Selling Souvenirs time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output E. Selling Souvenir 阅读全文
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Vasya has an array a consisting of positive integer numbers. Vasya wants to divide this array into two non-empty consecutive parts (the prefix and the 阅读全文
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Polycarp invited all his friends to the tea party to celebrate the holiday. He has ncups, one for each of his n friends, with volumes a1, a2, ..., an. 阅读全文
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F - LCS Time Limit: 2 sec / Memory Limit: 1024 MB Score : 100100 points Problem Statement You are given strings ss and tt. Find one longest string tha 阅读全文