诺手

0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
2
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1