2
0
2
0
2
0
2
0
1
0
2
0
2
0
1
0
1
0
2
0
3
0
3
0
2
0
2
0
2
0
2
0
1
0
1
0
2
0
2
0
2
0
2
0
2
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
0
1
0
2
0
3
0
3
0
3
0
3
0
3
0
2
0
1
1
1
1
1
0
1
1
1
0