23x15 puzzle
Time:
5
1
4
1
3
2
1
2
2
1
2
3
7
10
11
11
1
11
15
15
15
3
4
3
3
6
7
7
7
1 8
3 10
4 10
3 8
2 9
2 9
4 10
Opacity:
Original image
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