9 lines
194 B
Text
9 lines
194 B
Text
$ jq -c -n -f Permutations_by_swapping.jq
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[1,["a","b","c"]]
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[-1,["a","c","b"]]
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[1,["c","a","b"]]
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[-1,["c","b","a"]]
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[1,["b","c","a"]]
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[-1,["b","a","c"]]
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"There are 32 permutations of 5 items."
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