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

The easiest way to solve these three problems may be
using a new Java Applet
http://www.survo.fi/swap/puzzles.html
based on the swapping method.

Survo puzzle 108/2008 (30) #263-36000

   A  B  C  D  E  F
1  *  *  *  *  *  * 50
2  *  *  4  *  *  * 28
  21  4 10 10 18 15

Survo puzzle 109/2008 (220) #273-55664

   A  B  C  D  E  F  G
1  *  *  *  *  *  *  * 46
2  *  *  *  *  *  *  * 59
   4 15 20 22  7 10 27

Survo puzzle 110/2008 (430) #284-27210

   A  B  C  D  E  F  G  H
1  *  *  *  *  *  *  *  * 43
2  *  *  *  *  *  *  *  * 93
  10  7 20 16 12 19 25 27