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