Josephus problem: Difference between revisions
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m (J: Add spaces around the subtraction to help mislead eyes slightly less when they have been [mis-]trained by some OO syntax) |
m (J: actually that was negation, not subtraction - so let's go a bit further in the classic notation direction) |
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=== Explicit version 2 === |
=== Explicit version 2 === |
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<lang J> |
<lang J> |
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Josephus2 =: 4 : '(|x&+)/i. - |
Josephus2 =: 4 : '(| x&+)/i. - 1+y' NB. this is a direct translation of the algo from C code above. |
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3 Josephus2 41 |
3 Josephus2 41 |
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