Basic JavaScript - Replace Loops using Recursion

JavaScript
1

Tell us what’s happening:
Describe your issue in detail here.

Your code so far

function sum(arr, n) {
  // Only change code below this line
if (n <= 0){
  return 1;
} else {
 return sum(arr, n-1) * arr[n-1];

}
  // Only change code above this line
}

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36

Challenge: Basic JavaScript - Replace Loops using Recursion

Link to the challenge:
https://www.freecodecamp.org/learn/javascript-algorithms-and-data-structures/basic-javascript/replace-loops-using-recursion\

when run the code…
// running tests

sum([1], 0)

should equal 0.

sum([2, 3, 4, 5], 3)

should equal 9. // tests completed

2

Hi @paulolinks16

You are supposed to get the sum not the product.

And look at the return value of the base case. By returning 1, you are adding 1 to the sum. Therefore, are you supposed to return 1 or 0?

3

This topic was automatically closed 182 days after the last reply. New replies are no longer allowed.