Wrong Answer

Author: dungnguyen-art

Diff for: J04001/pom.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.mycompany</groupId>
+    <artifactId>J04001</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>16</maven.compiler.source>
+        <maven.compiler.target>16</maven.compiler.target>
+    </properties>
+</project>

Diff for: J04001/src/main/java/com/mycompany/j04001/J04001.java

@@ -0,0 +1,50 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package com.mycompany.j04001;
+
+/**
+ *
+ * @author Admin
+ */
+public class J04001 {
+    private double x,y;
+    public J04001(){
+    }
+    public J04001(double x, double y){
+        this.x = x;
+        this.y = y;
+    }
+    // hàm tạo sao chép.
+    public J04001(J04001 p){
+        this.x = p.x;
+        this.y = p.y;
+    }
+    public double getX(){
+        return x;
+    }
+    public void setX(double x){
+        this.x = x;
+    }
+    public double getY(){
+        return y;
+    }
+    public void setY(double y){
+        this.y = y;
+    }
+    // taoj hamf sao chep secondpoint
+    public double distance(J04001 secondPoint){
+        double d1 = this.x - secondPoint.x;
+        double d2 = this.y - secondPoint.y;
+        double dis = Math.sqrt(d1*d1+d2*d2);
+        return dis;
+    }
+    public double distance(J04001 p1, J04001 p2){
+        double d1 = p1.x - p2.x;
+        double d2 = p1.y - p2.y;
+        double dis = Math.sqrt(d1*d1 + d2*d2);
+        return dis;
+    }
+}

Diff for: J04001/src/main/java/com/mycompany/j04001/Nhap.java

@@ -0,0 +1,29 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package com.mycompany.j04001;
+
+/**
+ *
+ * @author Admin
+ */
+import java.util.*;
+public class Nhap {
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        int t = sc.nextInt();
+        while(t-->0){
+            J04001 P1 = new J04001();
+            J04001 P2 = new J04001();
+            P1.setX(sc.nextDouble());
+            P1.setY(sc.nextDouble());
+            P2.setX(sc.nextDouble());
+            P2.setY(sc.nextDouble());
+            double res = P1.distance(P2);
+            String s = String.format("%.4f",res);
+            System.out.println(s);
+        }
+    }
+}