import java.util.Scanner;
import java.io.*;
fun main(args: Array<String>){
	val SIZE=9999999
	val z=ByteArray(SIZE)
   	val p=Runtime.getRuntime().exec(arrayOf("ruby","-e","print gets.split.map(&:to_i).reduce(:+),\" \",gets;"));
	p.getOutputStream().write(z,0,System.`in`.read(z,0,SIZE))
	p.getOutputStream().close()
   	val sc=Scanner(p.getInputStream())
	while(sc.hasNext())System.out.println(sc.nextLine())
}