Submission #3428467

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Source Code Expand

import java.util.*;
class Main
{
    public static void main (String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] x = new int[n];
        int[] y = new int[n];
        for(int i = 0; i < n; i++){
            x[i] = sc.nextInt();
            y[i] = sc.nextInt();
        }
        int ans = 0;
        for(int i = 0; i < n; i++)
            for(int j = 0 ;j < n; j++)
                ans = Math.max(ans, (int) (Math.pow(x[i] - x[j], 2) + Math.pow(y[i] - y[j], 2)));
        System.out.println(Math.sqrt(ans) + "\n");
    }
}

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