#!/usr/bin/env python3
# _*_ code:utf-8 _*_

"""literals of boolean"""

x = (1 == True)
y = (1 == False)
a = True + 4
b = False + 10

print("x is", x)
print("y is", y)
print("a:", a)
print("b:", b)

a = 4+True
# b = False + '10'  #error
print("a:", a)
print("b:", b)
