输入输出

输出

>>> print('hello, world')
hello, world

print()函数也可以接受多个字符串，用逗号“,”隔开，就可以连成一串输出：

>>> print('The quick brown fox', 'jumps over', 'the lazy dog')
The quick brown fox jumps over the lazy dog

>>> print('100 + 200 =', 100 + 200)
100 + 200 = 300

输入

>>> name = input()
Michael

name = input('please enter your name: ')
print('hello,', name)