RETEA
1 0
8
1 60 157 0 0
2 152 68 0 0
3 152 157 0 0
4 158 238 0 0
5 311 62 0 0
6 312 150 0 0
7 313 250 0 0
8 418 152 0 0
1 8
1 2 0 1 0 0
1 3 0 1 0 0
1 4 0 1 0 0
2 5 1 1 0 0
3 6 1 1 0 0
4 7 1 1 0 0
5 3 0 1 0 0
5 8 0 1 0 0
6 8 0 1 0 0
7 8 0 1 0 0
5 4 0 1 0 0