answer4.js

/*
It's a scoping bug, it can be corrected by using let
*/
function createArrayOfFunctions(y) {
/*
A function that create an array of function, each have one input, and return the input value by adding the index
*/
  let arr = [];
  for (let i = 0; i < y; i++) {
    arr[i] = function(x) {
      return x + i;
    };
  }
  return arr;
}