题目描述:find your present (2) Time Limit: 1000/2000 MS (Java/Others) Memory Limit: 32768/1024 K (Java/Others)Total Submission(s): 4105 Accepted Submission(s): 1224 Problem Description In the new year
刚开始做的时候不懂啊,怎么做怎么Time Limit Exceeded,那个心凉啊。 Time limit: 5 Seconds Memory limit: 32768K Total Submit: 4504 Accepted Submit: 862 Give a natural number n (1 <= n <= 500000), please tell the s