RosettaCodeData/Task/Happy-numbers/Ring/happy-numbers.ring
2016-12-05 23:44:36 +01:00

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Text

n = 1
found = 0
While found < 8
If IsHappy(n)
found += 1
see string(found) + " : " + string(n) + nl
ok
n += 1
End
Func IsHappy n
cache = []
While n != 1
Add(cache,n)
t = 0
strn = string(n)
for e in strn
t += pow(number(e),2)
next
n = t
If find(cache,n) Return False ok
End
Return True