n=int(input()) a=[ input().split() for i in range(n)] max,min=int(a[0][0]),int(a[0][0]) for i in range(n): for j in range(n): a[i][j]=int(a[i][j]) if a[i][j]>max: max=a[i][j] if a[i][j]<min: min=a[i][j] print(min,max)