# -*- coding: utf-8 -*-
"""
Created on Mon Oct 12 13:42:35 2015

@author: md316445
"""

import sys

parametry = sys.argv
print(parametry)



if len(parametry) == 3:
    x = float(parametry[1])
    y = float(parametry[2])
else:
    x = float(input())
    y = float(input())
    
if x>0 and y>0:
    print ('I cwiartka')
elif x>0 and y<0:
    print ('IV cwiartka')