23x23 puzzle
Time:
2
3
2
4
2
3
2
3
2
1
2
1
2
2
3
5
2
15
2
10
1
15
15
15
15
15
15
15
15
15
15
23
23
1 15
18
19
18
17
19
19
18
19
1 18
4 17
7 15
23
Opacity:
Original image
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