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Fix friendly numbers #1856

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Fix friendly numbers #1856

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117da45
fixed Maths/FriendlyNumber.js
W0uldYouKindly Nov 11, 2025
b8ed2cf
Fixed Maths/FriendlyNumbers
W0uldYouKindly Nov 11, 2025
c78c8ba
Merge branch 'fix-friendly-numbers' of https://github.com/W0uldYouKin…
W0uldYouKindly Nov 11, 2025
66f25c8
fixed coding style.
W0uldYouKindly Nov 11, 2025
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4 changes: 2 additions & 2 deletions Maths/FriendlyNumbers.js
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Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,7 @@ export const FriendlyNumbers = (firstNumber, secondNumber) => {
throw new Error('The two parameters must be distinct, non-null integers')
}

return abundancyIndex(firstNumber) === abundancyIndex(secondNumber)
return ~~abundancyIndex(firstNumber) === ~~abundancyIndex(secondNumber)
}

function abundancyIndex(number) {
Expand All @@ -29,7 +29,7 @@ function abundancyIndex(number) {

function sumDivisors(number) {
let runningSumDivisors = number
for (let i = 0; i < number / 2; i++) {
for (let i = 1; i <= number / 2; i++) {
if (Number.isInteger(number / i)) {
runningSumDivisors += i
}
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