#include <stdio.h> #include <stdlib.h> #define MAX 100 int man[MAX]; int main(void) { int n = 0; scanf("%d", &n); for (int i = 0; i < n; i++) { scanf("%d", &man[i]); } for (int i = 0; i < n; i++) { for (int j = i + 1; j < n; j++) { if (j == n) { continue; } if (man[i] > man[j]) { int temp = man[i]; man[i] = man[j]; man[j] = temp; } } } printf("%d\n", man[n - 1] - man[0]); return 0; }