摘要：
Number Steps Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4727 Accepted Submission(s... 阅读全文
摘要：
Steps Time Limit: 2 Seconds Memory Limit: 65536 KB One steps through integer points of the straight line. The length of a step must be nonneg... 阅读全文
摘要：
Steps Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 7872 Accepted: 3612 Description One steps through integer points of... 阅读全文
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Common permutation Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 5510 Accepted: 1681 Description Given two strings of l... 阅读全文
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Primary Arithmetic Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 11135 Accepted: 4093 Description Children are taught t... 阅读全文