20x15 puzzle
Time:
6
6
5
6
6
1
4
2
3
3
1
2
1
2
4
1
1
3
2
1
8
2
7
5
6
8
8
1
1
2 1
1 1
1 3
1
7 2
8 2
2 4 8
6 1 6
5 7
16
6 1 3
5 1 4
Opacity:
Original image
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