#include <stdio.h>
int main()
{
int n = 0;
int score = 0; //用于接收输入的值
//输入
scanf("%d", &n);
int max = 0;
int min = 100;
for (int i = 0; i < n; i++)
{
scanf("%d", &score);
if (score > max)
{
max = score;
}
if (score < min)
{
min = score;
}
}
//输出
printf("%d\n", max - min);
return 0;
} 
京公网安备 11010502036488号