*** USING C++ ***

Topics

Branching

switch statement

Description

Write a program that translates a letter used in a telephone number into an equivalent numeric digit. The program asks the user to enter a letter, translates the letter into the corresponding digit and displays it. The user may enter its selection either as an upper or lower case letter.

The program translates the letter into a digit according to the table below:

Letters Digit

a b c 2

d e f 3

g h i 4

j k l 5

m n o 6

p q r s 7

t u v 8

w x y z 9

Testing

Input Test 1

Enter a letter: p

Output Test 1

Letter: p

Digit: 7

Input Test 2

Enter a letter: P

Output Test 1

Letter: P

Digit: 7

Sample Code

/*The code below determines the character entered by user.*/

/*

C++ code:

*/

char letter;

cout << Enter a single alphabet: << endl;

cin >> letter;