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] s=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)