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覆盖的面积 Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7779 Accepted Submission(s): 3923 Problem 阅读全文
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How Many Answers Are Wrong Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 15228 Accepted Submiss 阅读全文
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A. Borya and Hanabi time limit per test:2 seconds memory limit per test: 256 megabytes input:standard input output:standard output A. Borya and Hanabi 阅读全文
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Destroy Walls Time Limit: 8000/4000 MS (Java/Others) Memory Limit: 132768/132768 K (Java/Others)Total Submission(s): 377 Accepted Submission(s): 166 P 阅读全文
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E. XOR and Favorite Number time limit per test: 4 seconds memory limit per test: 256 megabytes input: standard input output: standard output time limi 阅读全文
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A Funny Game Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 6178 Accepted: 3861 Description Alice and Bob decide to play a funny game. At 阅读全文
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Matrix Matrix Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 17226 Accepted: 6461 Description Given an N*N matrix A, whose elements are ei 阅读全文
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I. Older Brother Your older brother is an amateur mathematician with lots of experience. However, his memory is very bad. He recently got interested i 阅读全文
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L. Sticky Situation While on summer camp, you are playing a game of hide-and-seek in the forest. You need to designate a “safe zone”, where, if the pl 阅读全文
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B-Coin Bob has a not even coin, every time he tosses the coin, the probability that the coin's front face up is \frac{q}{p}(\frac{q}{p} \le \frac{1}{2 阅读全文
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D. Fox and Minimal path time limit per test:1 second memory limit per test:256 megabytes input:standard input output:standard output Fox Ciel wants to 阅读全文
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D. Robin Hood time limit per test:1 second memory limit per test:256 megabytes input:standard input output:standard output D. Robin Hood time limit pe 阅读全文