摘要：
DescriptionThere is a right triangle with legs of lengthaandb. Your task is to determine whether it is possible to locate the triangle on the plane in... 阅读全文
摘要：
题目网址：http://codeforces.com/problemset/problem/407/BOne day, little Vasya found himself in a maze consisting of(n + 1)rooms, numbered from1to(n + 1). I... 阅读全文