Fixing resource leaks

2018 - 2019/2018/Arrays/src/SimpleArrays.java

@@ -14,6 +14,7 @@ public class SimpleArrays {
             values[currentSize] = in.nextInt();
             currentSize++;
         }
+        in.close();
 
         //Find The Largest Value
         double largest = values[0];

2018 - 2019/2018/Using Scanner/src/UsingScanner.java

@@ -25,6 +25,7 @@ public class UsingScanner {
         double pricePerOunce = packPrice / packVolume;
 
         System.out.printf("Price per ounce: %8.2f", pricePerOunce);
+        in.close();
     }
 }
 

2018 - 2019/2018/Working With Strings/src/WorkingWithStrings.java

@@ -57,12 +57,11 @@ public class WorkingWithStrings {
         System.out.println("The Last Letter Of The Name is " + last);
 
         // Generating userID from strings entered
-        Scanner sc = new Scanner(System.in);
         System.out.println("Please enter your first name: ");
-        String firstName = sc.next();
+        String firstName = in.next();
         System.out.println("Please enter your last name: ");
-        String secondName = sc.next();
+        String secondName = in.next();
-        sc.close();
+        in.close();
 
         LocalDateTime nowIsTheTime = LocalDateTime.now();
         DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyyMMdd");