Puzzle 1
 4 2 1 3
 3 1 2 4
 2 3 4 1
 1 4 3 2
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Puzzle 2
 2 1 4 3
 3 4 2 1
 4 3 1 2
 1 2 3 4
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Puzzle 3
 4 2 3 1
 3 1 4 2
 1 3 2 4
 2 4 1 3
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Puzzle 4
 4 3 2 1
 1 2 4 3
 2 1 3 4
 3 4 1 2
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Puzzle 5
 3 2 4 1
 4 1 2 3
 1 4 3 2
 2 3 1 4
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Puzzle 6
 3 2 1 4
 1 4 3 2
 2 3 4 1
 4 1 2 3
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Puzzle 7
 4 1 2 3
 2 3 4 1
 1 4 3 2
 3 2 1 4
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Puzzle 8
 2 3 4 1
 4 1 2 3
 1 2 3 4
 3 4 1 2
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