Machine Problem

Write a Java program to ask the user a string and then the program will count the number    of lowercase letters in the given string by user.

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Program Listing

/*
 *  LowerCase.java
 *  
 *  Jake Rodriguez Pomperada, MAED-IT, MIT
 *  www.jakerpomperada.blogspot.com and www.jakerpomperada.com
 *  jakerpomperada@gmail.com
 *  Bacolod City, Negros Occidental Philippines
 * 
 * Machine Problem
 * 
 * Write a Java program to ask the user a string and then the program will count the number
 * of lowercase letters in the given string by user.
 */

import java.util.Scanner;

 
public class LowerCase_Letters {
    
    
    private static long countLowerCase(String s) {
    return s.codePoints().filter(c-> c>='a' && c<='z').count();
}
    
 public static void main(String[] args) {
     
  Scanner input = new Scanner(System.in);
   
  System.out.println();
  System.out.println("\tCount Lower Case Letters in Java");
  System.out.println();
  
  System.out.print("\tEnter a String : ");
  String val_str = input.nextLine();
  
  long count_LowerCase = countLowerCase(val_str);
  
  System.out.println();
  System.out.print("\tNumber of Lowercase Letters : " + count_LowerCase);
  System.out.println("\n\n");
  System.out.println("\tEnd of Program");
  System.out.println();
 }
 
}

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