/**

* Counting a number of Special Character in a given string

* this logic totally works on ascii values

*

* Enter a String to Count Number of Special Characters: Hell# Wor$$

* Number of Special Characters (including whitespaces): 4

*

*/

import java.util.Scanner;

public class CountSpecialCharacter

{

public static int getNumOfSpecialCharacters(String text)

{

int count=1;

int specialCharacters = 0;

for (int i = 0; i < text.length(); i++) {

char ch = text.charAt(i);

if(ch>=32 && ch<=47 || ch>=58 && ch<=64 || ch>=91 && ch<=96 || ch>=123 && ch<=126) {

specialCharacters += count;

}

}

return specialCharacters;

}

public static void main(String[] args) {

Scanner in = new Scanner(System.in);

System.out.println("Enter a String to Count Number of Special Characters: ");

String str = in.nextLine();

int result = getNumOfSpecialCharacters(str);

System.out.println("Number of Special Characters (including whitespaces): " +result);

}

}