fibonacciSum
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const fibonacciSum=(n)=>{
let prev=0;
let current=1;
let sum=1;
let total=1;
for(let i=1; i<n; i++){
sum=prev+current
total+=sum
prev=current
current=sum
// console.log('Previous: ', prev)
// console.log('Current: ', current)
}
return total
}
console.log(fibonacciSum(6))
console.log(fibonacciSum(5))
JavaScript
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