第二章 变量和简单数据类型

print("\tPython")
print("Languages:\nPython\nC\nJavaScript")
print("Languages:\n\tPython\n\tC\n\tJavaScript")

favorite_language= 'python '
print(favorite_language)
favorite_language.rstrip()
favorite_language


msg = "hello, \"he said.\" "
print(msg)

username = "lazygoat"
words = "bye-bye."
fullstc = username + ', ' + words
print(fullstc)

name = "haha hello"
print(name.upper())
print(name.lower())
print(name.title())

age = 23
# msg = "happy " + age + "rd birthday!"
msg = "happy " + str(age) + "rd birthday!"
print(msg)

print(5 + 3)
print(2 * 4)
print(2 ** 3)
print(16 // 2)
print(16 - 8)

import this