13
1  0  0     1  0   1
3  0  0     3  0   2
12  0  12    1  20  2
1  0  0     12 59 59
1 0 1    1 14 59
3 15 0   3 15 1
3 15 1  3 15  2
4  30 0  4 30 1
4  30 1  4 30 2
5 45 0   5 45 1
5 45 1   5 45 2
7 14 59  6 13 21
9 59 0 10 0 0