Period Time Limit: 3000MS Memory Limit: 30000K Total Submissions: 14653 Accepted: 6965 Description For each prefix of a given string S with N characters (each character has an ASCII code between 97 and 126, inclusive), we want to know whether the…
两个整数做除法,有时会产生循环小数,其循环部分称为:循环节.比如,11/13=6=>0.846153846153..... 其循环节为[846153] 共有6位.下面的方法,可以求出循环节的长度. //n是被除数,m是除数 public static int f(int n, int m) { n = n % m; Vector v = new Vector(); for (;;) { v.add(n); n *= 10; n = n % m; if (n == 0) return 0; if…
Cyclic Nacklace Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 14416 Accepted Submission(s): 6016 Problem Description CC always becomes very depressed at the end of this month, he has checke…