Assignment #86

Code

  /// Nmae: Jonathan Stine
/// Period: 5
/// Program Name: Letter at a Time
/// File Name: LetterAtATime.java
/// Date Finished: What is time really?
    
    import java.util.Scanner;
    
    public class LetterAtATime
    {
    	public static void main( String[] args )
    	{
    		Scanner kb = new Scanner(System.in);
    
    		System.out.print("What is your message? ");
    		String message = kb.nextLine();
    
    		System.out.println("\nYour message is " + message.length() + " characters long.");
    		System.out.println("The first character is at position 0 and is '" + message.charAt(0) + "'.");
    		int lastpos = message.length() - 1;
    		System.out.println("The last character is at position " + lastpos + " and is '" + message.charAt(lastpos) + "'.");
    		System.out.println("\nHere are all the characters, one at a time:\n");
    
    		for ( int i=0; i < message.length(); i++ )
    		{
    			System.out.println("\t" + i + " - '" + message.charAt(i) + "'");
    		}
    
    		int a_count = 0;
    
    		for ( int i=0; i < message.length(); i++ )
    		{
    			char letter = message.charAt(i);
    			if ( letter == 'a' || letter == 'A' || letter == 'e' || letter == 'E' || letter == 'i' || letter == 'I' || letter == 'o' || letter == 'O' || letter == 'u' || letter == 'U' )
    			{
    				a_count++;
    			}
    		}
    
    		System.out.println("\nYour message contains a vowel " + a_count + " times. Isn't that interesting?");
    
    	}
    }
    
    /// 1. Making it <= creates an error when it tries to go beyond its range.
    /// 2. The length is 3 and the position of "x" is at 2.
    /// 3. In the box example for instance, the length is 3 so it would run until line 3. However, the "x" is on line 2 and is the end, so, the 3rd line has nothing to print.
    
    
 
    

Code Output