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Delta: Algorithms
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Permutations without Repetition
Example: what order could 16 pool balls be in? (Order does matter.)
Preview of this algorithm
Variable
Ask for n with default 0
Output
Print text n = number of items per column
Variable
Ask for t with default 0
Output
Print text t = number of columns
Variable
Set x to 0
Variable
Set r to 1
Structure
While x < t
Variable
Set y to n - x
Variable
Set r to r * y
Variable
Set x to x + 1
Structure
End
Output
Print variable r