27x15 puzzle
Time:
15
15
3
8
1
6
6
2
3
4
2
2
3
1
1
3
2
1
1
3
2
4
3
5
6
1
7
9
13
15
15
15
15
4 4
3 4
3 5
2 5
2 5
2 1 5
2 6
3 6
3 7
6 8
6 1 9
5 2 1 1 1 9
7 1 1 1 11
9 1 1 13
11 15
Opacity:
Original image
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