#!/usr/bin/python
# popgrep1 - grep for abbreviations of places that say "pop"
# version 1: slow but obvious way
import fileinput
import re
popstates = ["CO","ON","MI","WI","MN"]
for line in fileinput.input():
    for state in popstates:
        if re.search(r"\b"+state+r"\b",line):
            print line