package Lx;
import sun.awt.SunHints;
import java.security.Key;
import java.util.Scanner;
//作业:计算两点的距离
public class Point两点距离 {
public static void main(String[] args) {
double x=0 ;
double y=0 ;
double z=0 ;
Scanner key = new Scanner(System.in);
System.out.println("请输入x1的值");
double x1 = key.nextDouble();
System.out.println("请输入y1的值");
double y1 = key.nextDouble();
System.out.println("请输入x2的值");
double x2 = key.nextDouble();
System.out.println("请输入y2的值");
double y2 = key.nextDouble();
if (x2>=x1){
x=x2-x1;
}else if (x1>x2){
x = x1-x2;
}
if (y2>=y1){
y=y2-y1;
}else if (x1>x2){
y = y1-y2;
}
z = Math.pow(x,2)+Math.pow(y,2);
//z = Math.pow(x,2)+Math.pow(y,1.0/5);
System.out.println("距离为"+Math.pow(z,1.0/2));
//System.out.println("距离为"+z);
}
}