20x15 puzzle
Time:
3
1
1
1
1 1
1
1
1
1
3
1
1
3
1
1
3
4
1
2
1
3
1
4
4 4 4 4 5 6 7 1
7
3
8
13
 
 
1
2
4  3
1  3  2  2
2  1  1
2  2
2  2  4
4  5
5  6
1  2  11
13
12
2  12
You might wish to visit the archives, if you want more.