EJ: C4 P2 created by oliverjam - https://repl.it/ESIN/1

EJ: C4 P2.js

function reverseArray(array) {
	let result = [];
	for (let i = array.length - 1; i >= 0; i--) {
      result.push(array[i]);
    }
  return result;
}

function reverseArrayInPlace(array) {
  for (let i = 0; i < Math.floor(array.length / 2); i++) {
    let temporary = array[i];
    array[i] = array[array.length - 1 - i];
    array[array.length - 1 - i] = temporary;
  }
  return array;
}

console.log(reverseArray(["A", "B", "C"]));
const arrayValue = [1, 2, 3, 4, 5, 6, 100];
reverseArrayInPlace(arrayValue);
console.log(arrayValue);