23x15 puzzle
Time:
9
1
9 8 8
1
8
2
6
3
7
4
7
4
7
4
6
4
6
4
6
3
6
3
6
3
5
3
5
4
5
3
5 5 5 5 5 5
1
5  17
23
23
23
23
14
9
5
2
 
 
10
12
13
1  8  2  1
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