0
0
8
1
1
8
9
0
7
0
9
7
9
9
0
7
1
8
9
0
8
7
7
1
7
1
8
8
1
8
1
1
8
8
8
0
7
0
7
0
9
1
9
9
9
9
1
0
7
7