0
bound
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
4
1
0
0
1
1
0
1
1
4
0
2
0
0
4
1
6
2
2
1