20x15 puzzle
Time:
2 9 7
1
9 6
1
1
1
1
1
2
4
6 1
5
1
5
6 6 6 7 6 6 6 4
1
4
4
4
4
4
4
4
2  1  1  1
3  1  1  1
2  8
11
2  12
13
1  11
12
You might wish to visit the archives, if you want more.