# File: if1.py
# Program to demonstrate an "if-else" statement
#
# Matt Bishop, ECS 36A, Winter 2019
#

#
# This shows the "if" statement in various forms
#
#
n = int(input("Enter a 0 or a 1 or a 2 or a 3: "))

#
# first, the "if"
#
if n == 0:
    print("You typed a 0!")
\
#
# now, the "if-else"
#
if n == 0:
    print("You typed a 0!")
else:
    print("You didn't type a 0")