15x23 puzzle
Time:
1
14
1
13
1
10
1
10
10
10
10
9
10
1
9
1
10
10
11
12
13
3
2
7 1
9 2
10 3
15
15
15
15
15
15
15
2 7
3 5
1 7
Opacity:
Original image
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