why cant this code run?
what is wrong
**Your code so far**
function sum(arr, n) {
// Only change code below this line
if( n <= 0){
return 0;
} else { return sum( arr, n - 1) + arr(n - 1);
}
// Only change code above this line
}
**Your browser information:**
User Agent is: Mozilla/5.0 (X11; Linux x86_64; rv:101.0) Gecko/20100101 Firefox/101.0
Challenge: Replace Loops using Recursion
Link to the challenge: