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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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Task/Happy-numbers/Sidef/happy-numbers.sidef Normal file
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func happy(n) is cached {
static seen = Hash()
return true if n.is_one
return false if seen.exists(n)
seen{n} = 1
happy(n.digits.sum { _*_ })
}
say happy.first(8)