15x23 puzzle
Time:
11
17
16
16
1
15
2
15
2
14
16
15
15
1
1
12
2
13
16
1
1
1 1
1 1 1
3 2 3
5 3 1
9 1
9 2
12
13
13
13
13
13
13
13
13
13
13
13
Opacity:
Original image
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