n = int(input()) a = [ ] for i in range(n): b = input().split() b = [int(x) for x in b] a.append(b) mina = maxa = a[0][0] for i in range( len(a) ): for j in range( len(a[0])): if a[i][j]>maxa: maxa = a[i][j] if a[i][j] < mina: mina = a[i][j] print(mina,maxa)