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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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18
Task/Arithmetic-Rational/Smalltalk/arithmetic-rational.st Normal file
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| sum |
2 to: (2 raisedTo: 19) do: [ :candidate |
sum := candidate reciprocal.
2 to: (candidate sqrt) do: [ :factor |
( (candidate \\ factor) = 0 )
ifTrue: [
sum := sum + (factor reciprocal) + ((candidate / factor) reciprocal)
]
].
( (sum denominator) = 1 )
ifTrue: [
('Sum of recipr. factors of %1 = %2 exactly %3' %
{ candidate printString .
(sum asInteger) printString .
( sum = 1 ) ifTrue: [ 'perfect!' ]
ifFalse: [ ' ' ] }) displayNl
]
].