A,B = [int(i) for i in input().split()] itien = 0 goen = 0 while itien+goen != A+B: if goen < B: if itien < 5 and itien < A: itien += 1 print(itien+goen*5) else: goen += 1 itien = 0 print(itien+goen*5) else: itien += 1 print(itien+goen*5)