User_Menu_Choice.rar_The Count

/ * Program Description: The program asks the user to choice from the menu an option * A. Check to see if a number is prime. * B. Count the number of vowels in a line. * X. Exit the program. */ import java.io.*; import java.util.*; import java.lang.String; public class Assignment_1 { public static void main(String[] args) throws IOException { Scanner selection = new Scanner(System.in); BufferedReader stdin = new BufferedReader (new InputStreamReader (System.in)); String menuSel, text; for( ;; ){ // The menu section for the user to an option. System.out.println("\n *******************Assignment 1 Menu*******************"); System.out.println("\t A. Check to see if a number is Prime"); System.out.println("\t B. Count the number of Vowels in a line."); System.out.println("\t X. Exit the program."); System.out.println("********************************************************\n"); System.out.print("Please select one of the above options (A, B or X): "); menuSel = selection.next(); // calculates if the number you entered is a prime number if (menuSel.equalsIgnoreCase("A")) { System.out.println("\n Please enter a Integar: "); int num = Integer.parseInt(stdin.readLine()); if (num > 0 && (num % 2) != 0) { System.out.println("\n The number " +num+ " is prime."); } else if (num == 0) { System.out.println("\n Please enter a number larger than 0."); } else System.out.println("\n The number " +num+ " is not prime"); } // The section is to calculate the numbers of vowels in an inputed text. else if (menuSel.equalsIgnoreCase("B")) { System.out.println("\n Please enter a line of text: "); BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); text = bf.readLine(); int vowelCount = 0; for (int i = 0; i < text.length(); i++) { char currentChar = text.charAt(i); if (currentChar == 'A' || currentChar == 'a' || currentChar == 'E' || currentChar == 'e' || currentChar == 'I' || currentChar == 'i' || currentChar == 'O' || currentChar == 'o' || currentChar == 'U' || currentChar == 'u') vowelCount++; } System.out.println(""); System.out.println("Number of vowels found in the line is " + vowelCount); } // The section terminates the program. else if (menuSel.equalsIgnoreCase("X")) { System.out.println("Existing program goodbye..."); System.exit(0); } else if (menuSel != ("X")) { System.out.println("Error! invalid Selection"); } } // End of the for loop } }