Certain digit in Java | Ask The Code

Basic Java Programming | Display certain digit in Java | AskTheCode

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Problem:

How many of a certain digit is present on a given number.

Input sample:

2·124218

Output Sample:

2

Code:

import java.util.Scanner;

import java.text.DecimalFormat;

public class certain_Digit{

public static void main(String[] args) {

Scanner scan = new Scanner(System.in);

DecimalFormat df = new DecimalFormat("#");

float num = scan.nextFloat();

System.out.println(df.format(num));

}

}