1962.cpp

这是哈尔滨工业大学acmOJ的源代码

/*  This Code is Submitted by wywcgs for Problem 1962 on 2005-09-16 at 20:26:00 */ 
#include <stdio.h>

int main()
{
    int n, grade[101], test, total, aver;
    int i, j, temp;
    long sum;
    
    scanf("%d", &test);
    for(i = 0; i < test; i++) {
        scanf("%d", &n);
        sum = 0;
        total = 0;
        for(j = 0; j < 101; j++) {
            grade[j] = 0;
        }    
        for(j = 0; j < n; j++) {
            scanf("%d", &temp);
            grade[temp]++;
            sum += temp;
        }
        aver = sum / n + 1;
        for(j = aver; j < 101; j++) {
            total += grade[j];
        }
        printf("%.3lf%%\n", (double)total*100/n);
    }
    
    return 0;
}