updating answers after reviews

Author: TzeMingHo

Sprint-1/1-key-exercises/4-random.js

@@ -11,6 +11,6 @@ const num = Math.floor(Math.random() * (maximum - minimum + 1)) + minimum;
 // Math.floor - Rounds a number DOWN to the nearest integer
 // Math.random - generates a random floating number > 0 and < 1
 // (maximum - minimum + 1) = 100 - 1 + 1 = 100
-// So, num represents a rounded down random integer generated between 1 and 100 + 1
-
-console.log(num);
+// So, num represents a rounded down random integer generated between 1 and 100
+// Edge case: Math.floor(99.99) + 1 = 99 + 1 = 100
+console.log(num);

Sprint-1/3-mandatory-interpret/1-percentage-change.js

@@ -13,26 +13,27 @@ console.log(`The percentage change is ${percentageChange}`);
 
 // a) How many function calls are there in this file? Write down all the lines where a function call is made
 
-    // There are 4 function calls in this file
-    // Line 4: carPrice.replaceAll(",", "")
-    // Line 4: Number(carPrice.replaceAll(",", ""))
-    // Line 5: priceAfterOneYear.replaceAll("," "")
-    // Line 5: Number(priceAfterOneYear.replaceAll("," ""))
+// There are 5 function calls in this file
+// Line 4: carPrice.replaceAll(",", "")
+// Line 4: Number(carPrice.replaceAll(",", ""))
+// Line 5: priceAfterOneYear.replaceAll("," "")
+// Line 5: Number(priceAfterOneYear.replaceAll("," ""))
+// Line 8: console.log(`The percentage change is ${percentageChange}`)
 
 // b) Run the code and identify the line where the error is coming from - why is this error occurring? How can you fix this problem?
 
-    // The error is coming from line 5
-    // The error is due to a missing comma
-    // Add a comma between the two quotations
+// The error is coming from line 5
+// The error is due to a missing comma
+// Add a comma between the two quotations
 
 // c) Identify all the lines that are variable reassignment statements
 
-    // Line 4 and Line 5
+// Line 4 and Line 5
 
 // d) Identify all the lines that are variable declarations
 
-    // Line 1, Line 2, Line 7 and Line 8
+// Line 1, Line 2, Line 7 and Line 8
 
 // e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
 
-    // The expression is replacing all the commas in the string carPrice with nothing, and then converting it to a number type
+// The expression is replacing all the commas in the string carPrice with nothing, and then converting it to a number type