23x15 puzzle
Time:
3
1
1
3
1
3
1
3
1
1
3
1
3
1
3
1
4
1
1
4
1
4
1
3
1
3
2
3
2
3
2
3
2
3
1
2
3
1
2
3
2
3
1
1
5
2
8 3
4
8
 
 
 
 
 
 
 
5  3  11
23
23
7  2  1
2  5
1  1  1  3
7  4
23
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