ha, ta, hb, tb, h, t = [], [], [], [], [], []  #分别存储A城温度、截止时间，B城温度、持续时间、温差、持续时间
ha = list((map(int, input().split(","))))
ta = list((map(int, input().split(","))))
hb = list((map(int, input().split(","))))
tb = list((map(int, input().split(","))))
na = len(ha)
nb = len(hb)
h = [0] * max(na, nb)
t = [0] * max(na, nb)
for i in range(1, nb):
    __________  #转换为截止时间
p0 = i = j = 0
n = -1
while i < na and j < nb:
    diff = ha[i] - hb[j]
    p1 = ta[i]
    if __________:
        i += 1
    if p1 >= tb[j]:
        p1 = tb[j]
        j += 1
    if n == -1 or diff != h[n]:
        n += 1
        h[n] = diff
        t[n] = p1 - p0
    else:
        __________
    p0 = p1
for i in range(n + 1):
    print(h[i], t[i])