19x15 puzzle
Time:
1
6
5 1
4
1
2
3
4
2
5
1
5 4 4 4 4 4 3 3 1
1
3
1
10
1
5
2
2
1
3
4
1
2
2
3
1  2  2  3
8  3
10  1
11  2
16
2  1
1  4
2  2
3
4
5
6  5
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