21x16 puzzle
Time:
1
3
3
3 6 9 1
2
6
2
2
6
2
3
3
2
1
2
6
1
2
6
2
2
5
2
1
5
1
4
1
3
3 3 3 2 2 4 1 2
1  9
2  2
1
1  3
1  7
1  5
1
7
10  1
14  1
6  14
19  1
11
 
 
 
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