23x15 puzzle
Time:
15 15 4
5
4
5
5
5
3
1
5
3
5
2
5
2
5
3
5
3
1
5
2
2
5
2
1
5
1
1
5
1
1
6
1
1
6
6 1
6
1
1
6
3
6
1
1
1
5
2
1
5
2
2
4
2
2  7
2  9  2
7  7  5
5  1
6  4
4  5  2
2  2  1
2  1
2  6
22
23
23
23
23
You might wish to visit the archives, if you want more.