20x29 puzzle
Time:
29
3
5
11
3
9
3
1
9
2
9
8
8
5
5
6
5
6
7
8
9
10
10
10
12
13
2
2
2
1
1
1
1
1
1
5
5
4
2
2 1
1
1
1 1
1 2
2 2
2 5
5 6
7 7
7 8
7 1 9
20
20
20
20
20
Opacity:
Original image
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