{
int A[10],i,n, max, min;
cin>>n;
for (i =1;i<=n;i++) cin>> A[i];
max=A[1];
min=A[1];
for(i=1;i<=n;i++)
{
if (i%2==0) if(A[i]>max) max=A[i];
if (i%2!=0) if(A[i]<min) min=A[i];
}