#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	int c=1001;
	int b;
	if(n<=0)
	{
		cout<<n<<endl;
		return 0;
	}
	for(int a=1;a<=n;a++)
	{
		cin>>b;
		if(b<=c)
		{
			c=b;
		}
		else
		{
			c=c;
		}
	 } 
	cout<<c<<endl;
	return 0;
 }