20x15 puzzle
Time:
2
2
2
2
2
2
2
2
2
1
1
2
1
3
4
3
3
2
1
2
2
5
5
11
3
2
2
8
6
8
10
4
6
6
2 2
2 2
5
4
1 1
9 2 4
12 1 5
7
5
1 1 3
3 5
5 4
5 4
Opacity:
Original image
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