n = int(input()) a = [] for i in range(n): b = input().split() a.append(b) mi,ma = atr(a[0][0]),str(a[0][0]) for x in range(n): for y in range(n): if int(a[x][y])<mi: mi = int(a[x][y]) if int(a[x][y])>ma: ma = int(a[x][y]) print(mi,ma)