黑色鸟

0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
2
0
10
0
1
0
3
2
28
0
1
0
1
0
1
0
1
0
4
0
1
0
1
0
3