Mandatory-debug-2 solved

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

@@ -1,7 +1,8 @@
 // Predict and explain first...
 
 // Predict the output of the following code:
-// =============> Write your prediction here
+// =============> Since 'num' is defined as a global variable,
+// the function getLastDigit will always return the last digit of 103.
 
 const num = 103;
 
@@ -14,11 +15,21 @@ console.log(`The last digit of 105 is ${getLastDigit(105)}`);
 console.log(`The last digit of 806 is ${getLastDigit(806)}`);
 
 // Now run the code and compare the output to your prediction
-// =============> write the output here
+// =============> write the output here:
+// "The last digit of 42 is 3"
+//"The last digit of 105 is 3"
+//"The last digit of 806 is 3"
+
 // Explain why the output is the way it is
-// =============> write your explanation here
+// =============> The output is always 3 because the variable `num` is defined globally as 103,
+// and the function `getLastDigit` is not using any parameter.
+
 // Finally, correct the code to fix the problem
-// =============> write your new code here
+// =============> Here's the corrected code:
+function getLastDigit(num) {
+  return num.toString().slice(-1);
+}
 
-// This program should tell the user the last digit of each number.
-// Explain why getLastDigit is not working properly - correct the problem
+console.log(`The last digit of 42 is ${getLastDigit(42)}`);
+console.log(`The last digit of 105 is ${getLastDigit(105)}`);
+console.log(`The last digit of 806 is ${getLastDigit(806)}`);