23x15 puzzle
Time:
8
2
7
4
5
4
2
5
7
4
2
4
3
2
1
2
1
1
3
1
6
6
3
1
2
1
9
11
8
7
2 1
2 2
3 2
4 4
4 2 4
3 1 4 4
3 1 2 12
1 3 5 9
9 2 4
8 9
6 2
4
Opacity:
Original image
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