15x17 puzzle
Time:
1
1
10
4
11
1
10
10
5
11
11
2
2
1
2
3
3
1
4
1
5
4
1
2
3
2
3
6 4
13
13
6 3
6
4 1
6 3
6 1
6 1
7
1 3
1 2
1 1
1 1 2
2 1 3
1 2 1 1
2 2
Opacity:
Original image
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