import java.lang.Math;
import java.util.Scanner;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
double a = in.nextDouble();
double b = in.nextDouble();
double s = a + b;
double q = Math.sqrt(2.0 * a * b);
System.out.print(s - q);
System.out.println(" " + (s + q));
}
}
纯纯的数学题



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