X
X
X
X
X
X
X
X
X
X
X
X
7
5
2
1
4
9
5
6
8
0
3
4
7
1
6
0
1
8
8
7
9
5
3
6
6
0
3
9
7
7
2
7
8
0
4
1
9
0
4
1
8
7
3
7
6
1
8
9