#!/usr/bin/env python3
#
#
# Copyright (c) 2021, Hiroyuki Ohsaki.
# All rights reserved.
#
# $Id: num-filter.py,v 1.1 2021/11/15 10:59:17 ohsaki Exp $
#

def is_interested(n):
    """Return True if the number N is interested."""
    if n % 2 == 0:
        return False
    elif n % 3 == 0:
        return False
    elif n % 10 in [0, 5]:
        return False
    return True

def main():
    # Find interested numbers between 1 and 100.
    interested = filter(is_interested, range(1, 100 + 1))
    for n in interested:
        print(n)

if __name__ == "__main__":
    main()