fix: added a for of loop

Author: Dasiame

lesson_07/conditionals/src/lesson7.ts

@@ -92,8 +92,8 @@ export function computeFactorial(n: number): number {
  */
 export function addNumbers(values: number[]): number {
   let sum = 0;
-  for (let i = 0; i < values.length; i++) {
-    sum = sum + values[i];
+  for (const i of values) {
+    sum += i;
   }
   return sum;
 }