#include <bits/stdc++.h>
using namespace std;
int a[105];
int main()
{
	int n,minn=2e9;
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>a[i];
		minn=min(minn,a[i]);
	}
	cout<<minn;
	return 0;
}