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CF37C Old Berland Language sol:直接暴力模拟下去,长度加了就补0,凑个数就+1,凑不好就puts(“no”) #include <bits/stdc++.h> using namespace std; typedef int ll; inline ll read() { 阅读全文
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Darth Vader and Tree CodeForces - 514E When Darth Vader gets bored, he sits down on the sofa, closes his eyes and thinks of an infinite rooted tree wh 阅读全文
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Variable, or There and Back Again CodeForces - 164A Life is not easy for the perfectly common variable named Vasya. Wherever it goes, it is either ass 阅读全文
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On Changing Tree CodeForces - 396C You are given a rooted tree consisting of n vertices numbered from 1 to n. The root of the tree is a vertex number 阅读全文
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Correcting Mistakes CodeForces - 533E Analyzing the mistakes people make while typing search queries is a complex and an interesting work. As there is 阅读全文