题解 | #最高分与最低分之差#

//BC119 最高分与最低分之差 
#include<stdio.h>
int main()
{
	int n = 0;  
	scanf("%d", &n);
	int arr[100] = { 0 }; 
	int max = 0;  
	int min = 100;  
	for (int i = 0; i < n; i++)
	{
		scanf("%d", &arr[i]); 
	}
	
	for (int i = 0; i < n; i++)
	{
		if (arr[i] > max) 
		{
			max = arr[i]; 
		}	
		if (arr[i] < min)  
		{ 
			min = arr[i]; 
		}
	}
	printf("%d\n", max - min); 
	return 0; 
}