题解 | #统计成绩#

#include <stdio.h>

int main() 
{

	int a = 0;
	float average = 0;
	float sum = 0;
	float score = 0;
	float max = 0;//假设最大值为0
	float min = 100;//假设最小值为100

	scanf("%d", &a);
	for (int i = 0; i < a; i++)
	{
		scanf("%f", &score);
		if (max < score)
		{
			max = score;
		}
		if (min > score)
		{
			min = score;
		}
		sum = sum+score;
	}
	
	average = sum / a;
	printf("%.2f %.2f %.2f", max, min, average);

	return 0;
}