# -*- coding: utf-8 -*-
"""
Spyder Editor

This is a temporary script file.
"""
#This program checks whether a year is leap or not

year = int(input("Please introduce a year: "))

#The rule says that it must be a multiple of 4
if (year % 4 == 0):
    #But not of 100
    if(year % 100 != 0):
        print("It is a leap year")
    #With the exception of 400    
    elif(year / 400 == 0):
        print("It is a leap year")
    else:
        print("It is not a leap year")
else:
    print("It is not a leap year")