print("tuoi")
nam = int(input("Ban sinh nam nao?"))

print("tuoi ban la:",2018-nam)

f9268f9ea9f7a98d7998862264061c7f0e1c89d9
<mask token>

print('tuoi')
<mask token>
print('tuoi ban la:', 2018 - nam)

print('tuoi')
nam = int(input('Ban sinh nam nao?'))
print('tuoi ban la:', 2018 - nam)

print("tuoi")
nam = int(input("Ban sinh nam nao?"))

print("tuoi ban la:",2018-nam)
