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Shuffle puzzles

My database includes 1645 puzzles for the moment and I'm constantly generating more. Rules: Fill in the board so the sum of each row is the number to the right in the row, and the sum of a column is the number in the bottom of the column. You must you all numbers 1-20.

76300 puzzles downloaded.

15 16       64
          38
      2 9 47
  4 14 19   61
40 46 57 28 39 1-20
Showing puzzle number: 1265
Startnumbers: 7
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