c语言-去头去尾的评分

#define _CRT_SECURE_NO_WARNINGS 1
#include 

int main()
{
	int i = 0, n = 7, sum = 0;
	int max = 0, min = 100;

	int arr[7] = { 0 };
	for (i = 0; i < n; i++)
	{
		scanf("%d", &arr[i]);
		sum = sum + arr[i];
	}

	for (i = 0; i < n; i++)
	{
		if (arr[i] > max)
		{
			max = arr[i];
		}

		if (arr[i] < min)
		{
			min = arr[i];
		}
	}

	printf("%.2f", (sum - min - max) / 5.0);
	return 0;
}