20x15 puzzle
Time:
1
6
1
1
6
2
1
6
2
8
1
7
6
6
7
6
2
1
1
1
1
4
2
4
1
2
3
1
4
4
10
2
4 1
1
3
5 2
9 4
10 5
9 1
10 2 2
9 5
9 5
4 1 5
Opacity:
Original image
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