16x21 puzzle
Time:
1
1
1
1
4
1
11
1
9
1
9
10
11
11
11
12
9
1
9
1
1
1
1
6 1
1
4
1 5
10
10
10
10
10
11
11
11
11
1
1 3 1
Opacity:
Original image
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