Submission #2209012

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Source Code Expand

#include<cstdio>
#include<iostream>
#include<cmath>
#include<algorithm>
using namespace std;
int n,x[105],y[105];
double ans;
int main(){
	cin>>n;
	for(int i=0;i<n;i++)cin>>x[i]>>y[i];
	for(int i=0;i<n;i++)
		for(int j=i+1;j<n;j++)
			ans=max(ans,sqrt((x[i]-x[j])*(x[i]-x[j])+(y[i]-y[j])*(y[i]-y[j])));
	cout<<ans<<endl;
	return 0;
}

Submission Info

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