fix of get last digit function error

Author: abmhts

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

@@ -2,8 +2,9 @@
 
 // Predict the output of the following code:
 // =============> Write your prediction here
-  //getting the last digit of 103
-// const num = 103;
+  //-getting the last digit of 103
+
+  // const num = 103;
 
 // function getLastDigit() {
 //   return num.toString().slice(-1);
@@ -27,14 +28,14 @@
 
 // This program should tell the user the last digit of each number.
 // Explain why getLastDigit is not working properly - correct the problem
-  //The function was looking at the outside "num" but Now there are two (num) one outside the scope "const num= 103" and i added another inside the function scope.
-  //The function calculates something and returns it then console.log outside receives that returned value and prints. it.
-const num = 103;
+  //-The function was looking at the outside "num" but Now there are two (num) one outside the scope "const num= 103" and i added another inside the function scope.
+  //-The function calculates something and returns it then console.log outside receives that returned value and prints it.
+
+  const num = 103;
 
-function getLastDigit() {
+function getLastDigit(num) {
   return num.toString().slice(-1);
 
-// console.log(getLastDigit(42));
 }
 console.log(`The last digit of 42 is ${getLastDigit(42)}`);
 console.log(`The last digit of 105 is ${getLastDigit(105)}`);