9
8
0
7
7
9
8
0
T
8
7
T
T
7
9
0
8
9
T
7
0
T
0
7
8
8
0
7
T
9
T
8
0
8
9
9
7
9
7
T
8
0
8
T
7
7
0
9
9
T
T
9
0
8
7
7
8
T
T
0
T
0
9
9
7
8
0
8
0