Submission #141449

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Source Code Expand

import java.awt.Point;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner scn = new Scanner(System.in);
		int n = scn.nextInt();
		Point points[] = new Point[n];

		for (int i = 0; i < n; i++) {
			points[i] = new Point(scn.nextInt(), scn.nextInt());
		}

		double max = Double.MIN_VALUE;

		for (int i = 0; i < n; i++) {
			for (int j = i; j < n; j++) {
				double val = getDistance(points[i].x, points[i].y, points[j].x,
						points[j].y);
				if (val > max)
					max = val;
			}
		}
		
		System.out.println(max);

	}

	private static double getDistance(double x1, double y1, double x2, double y2) {
		return Math.sqrt(Math.pow(Math.abs(x1 - x2), 2)
				+ Math.pow(Math.abs(y1 - y2), 2));
	}
}

Submission Info

Judge Result