import strutils

const zero = ord('@') - ord('@')
const one = ord('A') - ord('@') 
const two = ord('B') - ord('@') 
const three = ord('C') - ord('@') 
const four = ord('D') - ord('@') 
const five = ord('E') - ord('@') 
const six = ord('F') - ord('@') 
const seven = ord('G') - ord('@') 
const eight = ord('H') - ord('@') 
const nine = ord('I') - ord('@') 

proc main() =
  let n = stdin.readLine.parseInt
  for i in one..n:
    if i %% (three * five) == zero: echo "FizzBuzz"
    elif i %% five == zero: echo "Buzz"
    elif i %% three == zero: echo "Fizz"
    else: echo i

when isMainModule: main()