Submission #2475546

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Source Code Expand

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import java.lang.Math;

public class Main {

    public static void main(String[] args) {
	// write your code here
        Scanner scanner=new Scanner(System.in);
        int N=scanner.nextInt();
        List<Point> pointList=new ArrayList<>();
        double result=Double.MIN_VALUE;
        for(int i=0;i<N;i++){
            Point point=new Point(scanner.nextInt(),scanner.nextInt());
            for(Point p:pointList){
                result=Math.max(result,Math.pow(point.x-p.x,2)+Math.pow(point.y-p.y,2));
            }
            pointList.add(point);
        }
        System.out.println(Math.sqrt(result));
    }
    public static class Point{
        public int x;
        public int y;
        public Point(int x,int y){
            this.x=x;
            this.y=y;
        }
    }
}

Submission Info

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