python 输入输出

 1 if __name__==‘__main__‘:
 2     # ff=input()
 3     # print(type(ff))#<class ‘str‘>
 4     # a=int(input())
 5     # a1=raw_input()#python3 舍弃，python2还用
 6     line=sys.stdin.readline()
 7     line1=line.strip(‘\n‘)
 8     # line1 = sys.stdin.readline().strip(‘\n‘)
 9     # line2 = input()
10     # input("hhhh")
11     line2=[int(i) for i in input("请输入:\n").split(‘ ‘)]
12     # line2=input().split(‘ ‘)#[‘1‘, ‘2‘]
13     print(line1,line2)
14     print(type(line1),type(line2))#<class ‘str‘> <class ‘list‘>
15     print(len(line1), len(line2))#4 2
16     a=[int(n) for n in sys.stdin.readline().strip(‘\n‘).split(‘ ‘)]
17     print(a)
18     print(type(a))
19     c=[[0 for i in range(3)] for i in range(3)]
20     print(c)
21     # b=[int(i) for i in sys.stdin.readline().split(‘ ‘)]