Submission #5392751

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Source Code Expand

#include <iostream>
#include <math.h>
#include <stdio.h>

using namespace std;

int n;
int x[105], y[105];

int main(void)
{
	cin >> n;
	for(int i = 1; i <= n; i++) cin >> x[i] >> y[i];
	
	double ans = 0;
	for(int i = 1; i <= n; i++){
		for(int j = 1; j <= n; j++){
			if(i == j) continue;
			ans = max(ans, sqrt((x[i]-x[j])*(x[i]-x[j])+(y[i]-y[j])*(y[i]-y[j])));
		}
	}
	printf("%.11f\n", ans);
	return 0;
}

Submission Info

Judge Result