from collections import defaultdict
import sys

loendur=defaultdict(lambda : 0)

def uuri(rida1, rida2):
  m1=rida1.strip().split()
  m2=rida2.strip().split()
  if len(m1)!=len(m2):
    print(m1, m2)
    return
  for nr in range(len(m1)):
     if m1[nr]!=m2[nr]:loendur[m1[nr]+"_"+m2[nr]]+=1


f1=open(sys.argv[1], encoding="utf-8")
f2=open(sys.argv[2], encoding="utf-8")

sisu1=f1.readlines()
sisu2=f2.readlines()
if len(sisu1)!=len(sisu2): 
  print("ridade arv erineb")
  exit()
for reanr in range(len(sisu1)):
  uuri(sisu1[reanr], sisu2[reanr])

#print(loendur)
votmed=list(loendur.keys())
votmed.sort()
for voti in votmed:
  print(voti, loendur[voti])