Complete debug exercise 1 - sum return expression

Author: salahalsabhi

Sprint-3/2-mandatory-debug/1.js

@@ -1,13 +1,24 @@
 // Predict and explain first...
 //  =============> write your prediction here
+// Prediction: return; exits immediately with undefined, so a + b never runs
+// and the message shows "undefined".
 
-function sum(a, b) {
-  return;
-  a + b;
-}
+//function sum(a, b) {
+//  return;
+//  a + b;
+// }
 
-console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);
+//console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);
 
 // =============> write your explanation here
+// Explanation: A bare return; returns undefined. The expression must be on
+// the same return statement: return a + b;
+
 // Finally, correct the code to fix the problem
 //  =============> write your new code here
+function sum(a, b) {
+  return a + b;
+}
+
+console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);
+