#!/usr/bin/env python3;
###############################################################################
# This program prints the lyrics to 99 Bottles of Beer.
# 
# Copyright © 2017 Richard Lesh.  All rights reserved.
###############################################################################

def print_verse(num) :
    num_bottles = str(num) + " bottle"
    if (num != 1) :
        num_bottles += "s"

    num_minus_one_bottles = "No" if num == 1 else str(num - 1)
    num_minus_one_bottles += (" bottle" if num == 2 else " bottles")

    print(num_bottles + " of beer on the wall.")
    print(num_bottles + " of beer.")
    print("If one of those bottles should happen to fall.")
    print(num_minus_one_bottles + " of beer on the wall.")
    print()

# Begin Main
for i in range(99, 0, -1) :
    print_verse(i)