[4344] 평균은 넘겠지

#include <stdio.h>
int main()
{
	int n, m, count, score[1000];
	float sum, output, avg;
	scanf("%d", &n);
	for (int i = 0; i < n; i++)	//테스트 갯수
	{
		scanf("%d", &m);	//사람수
		sum = 0;
		for (int j = 0; j < m; j++)
		{
			scanf("%d", &score[j]);
			sum += score[j];
		}
		avg = sum / m;
		count = 0;
		for (int k = 0; k < m; k++)
		{
			if (score[k] > avg)
				count++;
		}
		output = (float)((count * 100.000) / m);
		printf("%.3f%%\n", output);
	}
	return 0;
}