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import sys input = sys.stdin.readline N = int(input()) for i in range(N): list_temp = list(map(int, input().split(' '))) average = sum(list_temp[1:]) / list_temp[0] count = 0 for j in list_temp[1:]: if j > average: count += 1 print(str('%.3f' % round(count / list_temp[0] * 100, 3)) + '%') #include int main() { int num; float sum=0; float count=0; int stu_num; int score[1000]; scanf("%d", &num); ..