左眼皮跳跳

ZOJ Problem Set - 3818 Pretty Poem Time Limit: 2 Seconds      Memory Limit: 65536 KB Poetry is a form of literature that uses aesthetic and rhythmic qualities of language. There are many f

POJ 3282 Ferry Loading IV（模拟）

POJ 3087 Shuffle'm Up(模拟)

Problem Description As one of the most powerful brushes, zhx submits a lot of code on many oj and most of them got AC. One day, zhx wants to count how many submissions he made on n ojs. He knows

The Little Elephant very much loves sums on intervals. This time he has a pair of integers l and r (l ≤ r). The Little Elephant has to find the number of such integers x (l ≤ x ≤ r), that the f

Problem Description As we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to practice. There is one of them: Yuta have a wood stick of lengt

Number Game Time Limit: 2 Seconds      Memory Limit: 65536 KB The bored Bob is playing a number game. In the beginning, there are n numbers. For each turn, Bob will take out two numbers fr