using System;
public class Program
{
public static void Main()
int i,n,j;
double t;
n=Convert.ToInt32(Console.ReadLine());
double [] a=new double[n];
for(i=0;i<n;i++)
a[i]=Convert.ToDouble(Console.ReadLine());
}
for(i=0;i<n-1;i++)
for(j=0;j<=n-2-i;j++)
if(a[j]>a[j+1])
t=a[j+1];
a[j+1]=a[j];
a[j]=t;
Console.Write("{0}",a[i]);