23x15 puzzle
Time:
7
7
7
7
7
6
6
6
6
6
6
5
5
5
2
5
1
5
1
5
1
1
5
2
5
2
5
2
4
1
1
4
4
1
1 4
7
1
5
11
20
23
23
23
23
Opacity:
Original image
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