Survo puzzles: www.survo.fi/puzzles
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Copyright (c) Survo Systems 2006-2007

Survo puzzle 63/2007 (10)

   A  B  C  D
1  9  *  *  *  34
2  *  6  *  3  36
3  * 10  7  *  35
4 11  *  *  4  31
  40 31 37 28

Survo puzzle 64/2007 (1000)

   A  B  C  D
1  *  *  *  *  32
2  *  *  *  *  11
3  *  *  *  *  40
4  *  *  *  *  53
  22 30 35 49

Survo puzzle 65/2007 (2050)

   A  B  C  D
1  *  *  *  * 51
2  *  *  *  * 36
3  *  *  *  * 32
4  *  *  *  * 17
  51 42 26 17