26x15 puzzle
Time:
1
1
3
1
1
3
1
1
3
2
1
3
2
1
3
2
1
3
2
1
3
2
4
2
2
3
1
1
3
4
3
4
2
4
2
6
2
2
1
3
2
1
2
1
1
2
2
1
2
2
1
2
2
1
2
2
1
2
1
1
2
1
4
4 4 1
4
 
2
1
8
3  5
1
1
6  4
23  1
3
7  3
1  4
11  1  4
26
26
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