f = open ('26.txt')
next(f)
def razdel(s):
    st = tuple(map(int, s.split()))
    return st[0], -st[1]
def poisk(k):
    one = k[0]
    two = k[1]
    return one[0] == two[0] and two[1] - one[1] == 3
pairs = sorted(map(razdel, f))
fil = filter(poisk, zip(pairs, pairs[1:]))
true = tuple(map(lambda x: x[1], fil))
print(true[-1][0], (-true[-1][1]))