15x20 puzzle
Time:
16
1
1
17
15
1
7
1
4
7
7
15
15
7
4
7
4
15
15
15
6
8
16
1
6
12
15
15
15
15
15
15
12 1
3 2 6
7 6
3 3 6
3 3 6
15
15
15
15
2 2
2 1
1 2
1
1
Opacity:
Original image
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