import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;
 
class Solution {
 
public static void main(String[] args) {
int i = 4;
double d = 4.0;
String s = "HackerRank ";
 
Scanner scan = new Scanner(System.in);
 
/* Declare second integer, double, and String variables. */
int j=scan.nextInt();
/* Read and save an integer, double, and String to your variables.*/
double k=scan.nextDouble();
//scan.nextLine();
String str=scan.nextLine();
/* Print the sum of both integer variables on a new line. */
System.out.println(i+j);
/* Print the sum of the double variables on a new line. */
System.out.println(d+k);
/* Concatenate and print the String variables on a new line;
the 's' variable above should be printed first. */
 
System.out.println(s+ "" +str);
 
scan.close();
}
}

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NQo3LjAwIHJhbmRvbSBvbmU=

5
7.00 random one