#include<iostream> using namespace std; int main() { int n, mxx = 0, ndd = 10000; cin >> n; int a[100] = {}; for (int i = 1; i <= n; i++) { cin >> a[i]; //TODO } for (int i = 1; i <= n; i++) { if (a[i] > mxx) { mxx = a[i]; } if(ndd>a[i]){ ndd=a[i]; } } cout<<mxx-ndd; }