Update countwords.java

Easier to read.

Author: MarcHines

countwords.java

@@ -4,30 +4,21 @@
  * You enter a string into this program, and it will return how
  * many words were in that particular string
  * 
- * @author Unknown
+ * @author Marcus
  *
  */
-class CountTheWords
-{
-	/**
-	 * The main method
-	 * 
-	 * @param args Command line arguments
-	 */
-    public static void main(String args[])
-    {
-        System.out.println("Enter the string");
-        Scanner sc = new Scanner(System.in);
-        String s=sc.nextLine();
-         int count = 1;
-         for (int i = 0; i < s.length()-1; i++)
-        {
-            if((s.charAt(i) == ' ') && (s.charAt(i+1) != ' '))
-            {
-                 count++;
-            }
+	public static void main(String[] args){
+	  Scanner input = new Scanner(System.in);
+          System.out.println("Enter your text: ");
+          String str = input.nextLine();
+          
+          System.out.println("Your text has " + wordCount(str) + " word(s)"); 
+	  input.close();
+        } 
+
+        public static int wordCount(String s){
+          if(s.isEmpty() || s == null) return -1;
+          return s.trim().split("[\\s]+").length;
         }
-        System.out.println("Number of words in the string = "+count);
-        sc.close();
-    }
-}
+        
+  }