#When will user be 100
#What is your name?
#How old are you?
#Hey USER you will be 100 in YEAR

import time

user = None
age = None
birthday = None

user = input("What is your name? ")
age = input("How old are you? ")
birthday = input("Have you had your birthday yet this year? (y/n) ")

if birthday == "y" or birthday == "n":
    try:
        age = int(age)
        if birthday == "n":
            age += 1
        print("Hey ", user, "you will be 100 in the year ", 100 - age + time.gmtime().tm_year)
    except:
        print("Please use only Arabic numerals for your age!!!")
else:
    print("Please only enter a 'y' or an 'n'")