18x15 puzzle
Time:
2
2
7
4
13
4
7
4
2
5
5
1
3
1
2
4
2
3
2
3
1
2
3
1
5
2
6
1
1
13
13
14
6 1 2
3 2 2
4 1
3
1 2 2
1 3
4 1
3
3 6
2 4 2
Opacity:
Original image
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