Submission #162552

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Source Code Expand

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        long beginNum = sc.nextLong();
        long endNum = sc.nextLong();
        int counter = 0;
        String N;

        for (long i = beginNum; i <= endNum; i++) {
                N = Long.toString(i);
                if (N.contains("9") || N.contains("4")) {
                    counter++;
                }

            
        }
        System.out.println(counter);

    }

}

Submission Info

Judge Result