#include <bits/stdc++.h>

using namespace std;
const int INF = 0x3f3f3f3f;
int n, x, Min = INF;

int main() {
    cin >> n;
    for (int i = 1; i <= n; i++)
        cin >> x, Min = min(x, Min);
    cout << Min << endl;
    return 0;
}