23x15 puzzle
Time:
4
2
6
2
2
1
2
5
2
6
2
6
2
5
5
1
5
1
5
2
5
7
6
6
7
8
8
9
2
10
2
11
3 4
3 4 2
2 2
2
2 1 1
3 1 2
1 1 3
1 5
1 6
2 9
17
17
17
18
17
Opacity:
Original image
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