제출 #144266

8 0
10 9
10 9
5 4
6 8
7 6
2 5
1 3
4 1
4 2
3 2
0 0

Case 1: A forest of 8 trees.
Case 2: A forest of 3 trees.

Case 1: A forest of 8 trees.
Case 2: A forest of 2 trees.

8 8
5 8
7 5
1 3
2 1
3 4
4 6
8 1
6 7
9 1
2 1
5 0
7 1
5 6
2 0
1 0
0 0

Case 1: There is one tree.
Case 2: A forest of 8 trees.
Case 3: A forest of 5 trees.
Case 4: A forest of 6 trees.
Case 5: A forest of 2 trees.
Case 6: There is one tree.

Case 1: No trees.
Case 2: A forest of 8 trees.
Case 3: A forest of 5 trees.
Case 4: A forest of 6 trees.
Case 5: A forest of 2 trees.
Case 6: There is one tree.

7 5
7 6
5 7
2 1
4 6
3 4
7 2
7 6
3 4
10 8
2 3
8 7
4 5
6 3
4 6
10 9
5 6
7 9
0 0

Case 1: A forest of 2 trees.
Case 2: A forest of 5 trees.
Case 3: A forest of 3 trees.

Case 1: A forest of 2 trees.
Case 2: A forest of 5 trees.
Case 3: A forest of 2 trees.