5 lines
150 B
R
5 lines
150 B
R
> perm(3)
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[,1] [,2] [,3] [,4] [,5] [,6]
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[1,] 1 1 2 2 3 3
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[2,] 2 3 1 3 1 2
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[3,] 3 2 3 1 2 1
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