Day1

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {
	
    public static void main(String[] args) {
        int i = 4;
        double d = 4.0;
        String s = "HackerRank ";
		
        Scanner scan = new Scanner(System.in);

        int a = scan.nextInt();
        double b = scan.nextDouble();
        String c = scan.next();
        c += scan.nextLine();
        

        /* Read and save an integer, double, and String to your variables.*/
        // Note: If you have trouble reading the entire String, please go back and review the Tutorial closely.

        System.out.println(i + a);
        System.out.println(d + b);
        System.out.println(s + c);

        
        scan.close();
	}
}