20x15 puzzle
Time:
1 1 2
1
1
1
1
3
8
1
8
1
4
1
3
2
1
3
1
2
3
1
2
5
2
2
2
1
6
2
1
6
2
1
5
2
1
4
2
1
2
1
2
1
1
1
2
 
 
4  5
9
4  1
1  3  8
5  9
3  4
3  5  1
3  2  4  3
1  1
1
3
10
14
You might wish to visit the archives, if you want more.