20x15 puzzle
Time: 		1
5
1		 7
1		 5
1
1		 8
1		 8
1		 5
1
1		 5
1
1		 2
1
1
1		 5
1		 4
1		 5
2		 5
1		 3
1
1		 3
1
1		 1
1		 4
2		 2
1
1		 1
1
1		 1
1		 4
 
 
1
 
1  2  1
7  1  4  5
14  1  1
20
7  4
14
1  2
4  1  3
12
 
8
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