18x15 puzzle
Time:
1
2
1
1
2
3
3
5
1
4
1
3
1
4
7
9
1
7
5
7
2
5
4
5
1
1
5
1
1
1
1
2
3
1 2 2
3 2 1
4 1 4
1 1
3
3 1
1 5
14
14
13 1
1 2 2 8
4
Opacity:
Original image
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