//Sample_21_13.java import java.io.Console; public class Sample_21_13 { private static Console cons = System.console(); public static Character getChar(String msg){ Character och = null; String str = cons.readLine(msg); if(str.length() != 0){ och = str.charAt(0); } return och; } public static void main(String[] args) { Character oc = getChar("Input [a-z]: "); switch(oc){ case 'a': System.out.println("Alfa"); break; case 'b': System.out.println("Bravo"); break; case 'c': System.out.println("Charlie"); break; case 'd': System.out.println("Delta"); break; case 'e': System.out.println("Echo"); break; case 'f': System.out.println("Foxtrot"); break; case 'g': System.out.println("Golf"); break; case 'h': System.out.println("Hotel"); break; case 'i': System.out.println("India"); break; case 'j': System.out.println("Juliett"); break; case 'k': System.out.println("Kilo"); break; case 'l': System.out.println("Lima"); break; case 'm': System.out.println("Mike"); break; case 'n': System.out.println("November"); break; case 'o': System.out.println("Oscar"); break; case 'p': System.out.println("Papa"); break; case 'q': System.out.println("Quebec"); break; case 'r': System.out.println("Romeo"); break; case 's': System.out.println("Sierra"); break; case 't': System.out.println("Tango"); break; case 'u': System.out.println("Uniform"); break; case 'v': System.out.println("Victor"); break; case 'w': System.out.println("Whiskey"); break; case 'x': System.out.println("X-ray"); break; case 'y': System.out.println("Yankee"); break; case 'z': System.out.println("Zulu"); break; default : System.out.println("out of range!"); break; } } }