Hailstone sequence: Difference between revisions
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(add dfn version) |
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c←⊃⌽⍵ ⍝ last element |
c←⊃⌽⍵ ⍝ last element |
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1=c:1 ⍝ if it is 1, stop. |
1=c:1 ⍝ if it is 1, stop. |
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⍵,∇(1+2|c)⊃(c÷2)(1+3×c) ⍝ otherwise pick the next step |
⍵,∇(1+2|c)⊃(c÷2)(1+3×c) ⍝ otherwise pick the next step, and append the result of the recursive call |
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} |
} |
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