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Lake Counting Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 30414 Accepted: 15195 Description Due to recent rains, water has pooled in va 阅读全文
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今天第一次在codeforces上做,做了第一个,第二个总是有错误,看了看别人的代码,代码量比我的少多了。 A. The New Year: Meeting Friends time limit per test 1 second memory limit per test 256 megabyte 阅读全文
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问题 I: Common Knowledge 题目描述 Alice and Bob play some game in which they score points. Each of the two has an n-digit scoreboard which depicts numbers i 阅读全文
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fibonacci数列(二) 时间限制:1000 ms | 内存限制:65535 KB 难度:3 fibonacci数列(二) 时间限制:1000 ms | 内存限制:65535 KB 难度:3 In the Fibonacci integer sequence, F0 = 0, F1 = 1, a 阅读全文