Knuth's power tree: Difference between revisions
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J: decorate inline code
m (J: make implementation of kpt more closely match 'inductive' pattern) |
m (J: decorate inline code) |
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This task is a bit verbose...
We can represent the tree as a list of indices. Each entry in the list gives the value of <code>n</code> for the index <code>a+n</code>. (We can find <code>a</code> using subtraction.)
<lang J>kpt=:3 :0
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