105
0 1 | 0 1
0 2 | 0 1
0 3 | 0 1
0 4 | 0 1
0 5 | 0 1
0 6 | 0 1
0 7 | 0 1
0 8 | 0 1
0 9 | 0 1
0 10 | 0 1
0 11 | 0 1
0 12 | 0 1
0 13 | 0 1
0 14 | 0 1
1 2 | 0 1
1 3 | 0 1
1 4 | 0 1
1 5 | 0 1
1 6 | 0 1
1 7 | 0 1
1 8 | 0 1
1 9 | 0 1
1 10 | 0 1
1 11 | 0 1
1 12 | 0 1
1 13 | 0 1
1 14 | 0 1
2 3 | 0 1
2 4 | 0 1
2 5 | 0 1
2 6 | 0 1
2 7 | 0 1
2 8 | 0 1
2 9 | 0 1
2 10 | 0 1
2 11 | 0 1
2 12 | 0 1
2 13 | 0 1
2 14 | 0 1
3 4 | 0 1
3 5 | 0 1
3 6 | 0 1
3 7 | 0 1
3 8 | 0 1
3 9 | 0 1
3 10 | 0 1
3 11 | 0 1
3 12 | 0 1
3 13 | 0 1
3 14 | 0 1
4 5 | 0 1
4 6 | 0 1
4 7 | 0 1
4 8 | 0 1
4 9 | 0 1
4 10 | 0 1
4 11 | 0 1
4 12 | 0 1
4 13 | 0 1
4 14 | 0 1
5 6 | 0 1
5 7 | 0 1
5 8 | 0 1
5 9 | 0 1
5 10 | 0 1
5 11 | 0 1
5 12 | 0 1
5 13 | 0 1
5 14 | 0 1
6 7 | 0 1
6 8 | 0 1
6 9 | 0 1
6 10 | 0 1
6 11 | 0 1
6 12 | 0 1
6 13 | 0 1
6 14 | 0 1
7 8 | 0 1
7 9 | 0 1
7 10 | 0 1
7 11 | 0 1
7 12 | 0 1
7 13 | 0 1
7 14 | 0 1
8 9 | 0 1
8 10 | 0 1
8 11 | 0 1
8 12 | 0 1
8 13 | 0 1
8 14 | 0 1
9 10 | 0 1
9 11 | 0 1
9 12 | 0 1
9 13 | 0 1
9 14 | 0 1
10 11 | 0 1
10 12 | 0 1
10 13 | 0 1
10 14 | 0 1
11 12 | 0 1
11 13 | 0 1
11 14 | 0 1
12 13 | 0 1
12 14 | 0 1
13 14 | 0 1