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