n=int(input())
a=[]
b=[]
for i in range(n):
    h,w=map(float,input().split())
    a.append(h)
    b.append(w)
a1 = max(a)
b1 = max(b)
if a1 % 1 > 0:
    a1 = int(a1) + 1
if b1 % 1 > 0:
    b1 = int(b1) + 1
print(int(min(a1, b1)), int(max(a1, b1)))