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