15x21 puzzle
Time:
2
6
4
3
1
9
3
9
4
3
1
5
3
2
8
3
11
3
11
3
11
3
1
9
8
9
9
1
2 6
1 5
4 4
3 5
9
3 5
8
9
9
9
9
Opacity:
Original image
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