import sequtils,strutils var S = stdin.readline ans : string = "" cnt : int for c in S: cnt += c.ord - '0'.ord if cnt > 3: cnt -= 3 if cnt mod 3 == 0: ans &= "Fizz" cnt = 0 for i,c in S: if i mod 2 == 0: cnt += c.ord - '0'.ord else: cnt -= c.ord - '0'.ord if cnt == 0: ans &= "Buzz" if ans == "": echo S else: echo ans