题解 | #最高分与最低分之差#

#include <stdio.h>

int main() {
    int a=0, b=100;
    int n,num;
    scanf("%d",&n);
    while(n--){
        scanf("%d",&num);
        if(num>a) a=num;
        if(num<b) b=num;
    }
    printf("%d\n",(a-b));
    return 0;
}