23x15 puzzle
Time:
1
1
1
1
1
1
3
3
4
1
1
2
1
2
3
2
1
4
4
6
2
7
1
8
11
12
12
12
10
1
4
1 1 1
2
2 1 2
8
1 4 6
3 7
2 8
1 9
9
10
11
12
2 8
3 4
3 2
Opacity:
Original image
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