Survo puzzles: www.survo.fi/puzzles --------------------------------------- Copyright (c) Survo Systems 2006-2014 The easiest way to solve these three problems may be using a Java Applet http://www.survo.fi/swap/puzzles.html based on the swapping method. Survo puzzle 342/2014 (120) #343-49134 A B C D 1 * * * * 17 2 * * * * 34 3 * * * * 27 20 33 9 16 Survo puzzle 343/2014 (120) #353-97977 A B C D E 1 4 * * * * 39 2 * * * * * 20 3 * * * * * 61 13 29 36 19 23 Survo puzzle 344/2014 (650) #363-44141 A B C D E F 1 * * * * * * 82 2 * * * * * * 26 3 * * * * * 7 63 18 25 46 34 31 17