1. Use if statements to write a Java program that inputs a single letter and prints out the corresponding digit on the telephone. The letters and digits on a telephone are grouped this way No digit corresponds to either Q or Z. For these 2 letters your program should print a message indicating that they are not used on a telephone. The program may operate like this (sample output): Enter a single uppercase letter and you will get the corresponding digit on the telephone: R The digit 7 corresponds to the letter R on the telephone Another sample: Enter a single uppercase letter and you will get the corresponding digit on the telephone: Th ere is no digit on the telephone that corresponds to z