15x26 puzzle
Time:
3 3 3 2
4
8 4
2
2
2
1
8
17
1
4
2
18
6
2
4
3
4
5
5
1
6
2
6
1
6 7
15
15
3  2  8
12
2  1  6
2  4  4
6  1
4
3
5
6
3  1
5
5
6
3
2
1
2
2
2
1
2
2
4
2
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