#include<stdio.h>
main()
{int n,i,a[101],min,c;
scanf("%d",&n);
for(i=0;i<=n;i++)
{scanf("%d",&c);
a[i]=c;
}
for(i=0;i<n;i++)
{if(a[i]<a[i+1])
a[i+1]=a[i];
min=a[i+1];
}
printf("%d",min);
}