23x15 puzzle
Time:
2
1
2
1
3
1
7
6
7
7
3
4
1
2
4
1
10
12
4
6
12
11
12
1
2
1
3
2
1
1 1 1 1 2
6 5
12
14
6 6
6 2 3
12
1 11
10
7 1
6
9
Opacity:
Original image
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