20x15 puzzle
Time:
1
8
9
9
9
1
7
2
5
8
8
7
9
11
5
5
4
3
5
6
6
6
7
1
1 1
2
6 2
4 6
5 5 2 1
12 5
13 5
20
20
15 4
5 1 2 3
Opacity:
Original image
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