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