Question:
in visual studio 2015.
Write a C++ program that prompts the user to enter a hexadecimal value, multiplies it by ten, then displays the result in hexadecimal. Your main function should a) declare a char array, b) call the readLn function to read from the keyboard, c) call a function to convert the input text string to an int, d) multiply the int by ten, e) call a function to convert the int to its corresponding hexadecimal text string, f) call writeStr to display the resulting hexadecimal text string.
Use the readLn and writeStr functions to read from the keyboard and display on the screen. Place the functions to perform the conversions in separate ?les.