import java.math.BigDecimal; import java.util.Scanner; public class Main { public static void main(String arg[]) { BigDecimal a,b,c; Scanner cin = new Scanner(System.in); while(cin.hasNext()) { a=cin.nextBigDecimal(); b=cin.nextBigDecimal(); c=a.add(b); //System.out.println(c.stripTrailingZeros()); System.out.println(c.stripTrailingZeros().toPlainString()); } } }