java

//Christopher Clemente
//Comp 171-002
//Homework #4


import java.util.Scanner;
public class hw {

    public static void main(String[] args) {

    	Scanner keyboard = new Scanner(System.in);
        System.out.println("Please Enter a Letter.");
        String letter = keyboard.next();

        letter.toLowerCase();
        char let = letter.charAt(0);

        if (Character.isLetter(let)) {

            if(let == 'a' || let == 'b' || let == 'c'){
                System.out.println("The letter " + let + " is 2 on the numberpad.");

            }
            else if(let == 'd' || let == 'e' || let == 'f'){
                System.out.println("The letter " + let + " is 3 on the numberpad.");
            }
            else if(let == 'g' || let == 'h' || let == 'i'){
                System.out.println("The letter " + let + " is 4 on the numberpad.");

            }
            else if(let == 'j' || let == 'k' || let == 'l'){
                System.out.println("The letter " + let + " is 5 on the numberpad.");

            }
            else if(let == 'm' || let == 'n' || let == 'o'){
                System.out.println("The letter " + let + " is 6 on the numberpad.");

            }
            else if(let == 'p' || let == 'q' || let == 'r' || let == 's'){
                System.out.println("The letter " + let + " is 7 on the numberpad.");

            }
            else if(let == 't' || let == 'u' || let == 'v'){
                System.out.println("The letter " + let + " is 8 on the numberpad.");

    }
            else {
            	System.out.println("The letter " + let + " is 9 on the numberpad.");
            }


    }
    else {
    	System.out.println("Please Enter a Valid Letter");
    }
}
}

/*
Please Enter a Letter.
t
The letter t is 8 on the numberpad.
*/