swap

import java.util.Scanner;
 import java.text.DecimalFormat;

public class ExchangeIfGreater {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
double x = in.nextDouble();
double y = in.nextDouble();
DecimalFormat df = new DecimalFormat("0.###");

if (x > -100 && x < 100 && y > -100 && y < 100) {
    if (x > y) {
        System.out.println(df.format(y) + " " +df.format(x));
    } else {
        System.out.println(df.format(x) + " " +df.format(y));
    }
    }
  }
}