15x23 puzzle
Time:
3
5
2
7
3
8
4
3
9
2
2
8
1
2
2
6
3
1
9
3
2
8
3
7
2
5
2
4
3
2
1
5
2 1
1
1
3 2
9
6 4
11
12
11
9
7
4
2 1
8 3
4 4 3
1 1 3 2
Opacity:
Original image
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