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Description Katya studies in a fifth grade. Recently her class studied right triangles and the Pythagorean theorem. It appeared, that there are triple 阅读全文
posted @ 2016-08-21 13:06
樱花落舞
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Description Masha wants to open her own bakery and bake muffins in one of the n cities numbered from 1 to n. There are m bidirectional roads, each of 阅读全文
posted @ 2016-08-21 12:48
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Description Small, but very brave, mouse Brain was not accepted to summer school of young villains. He was upset and decided to postpone his plans of 阅读全文
posted @ 2016-08-21 12:13
樱花落舞
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