Refactored solutions

Java/Introduction/Java Stdin and Stdout II/Solution.java

@@ -1,14 +1,16 @@
 import java.util.Scanner;
 
 public class Solution {
-
     public static void main(String[] args) {
+        /* Read input */
         Scanner scan = new Scanner(System.in);
-        int i = scan.nextInt();
+        int i    = scan.nextInt();
         double d = scan.nextDouble();
-        scan.nextLine(); // gets rid of the pesky newline
+        scan.nextLine();              // gets rid of the pesky newline
         String s = scan.nextLine();
-
+        scan.close();
+        
+        /* Print output */
         System.out.println("String: " + s);
         System.out.println("Double: " + d);
         System.out.println("Int: " + i);