Submission #6429090

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

double distance(pair<double,double> x, pair<double,double> y){
  double d = sqrt(pow(x.first-y.first,2)+pow(x.second-y.second,2));
  return d;
}

int main(){
  int N; cin >>N;
  pair<double,double> x[N];
  for(int i=0;i<N;i++){
    cin >>x[i].first >>x[i].second;
  }

  double max;
  for(int i=0; i<N-1; i++){
    for(int j=i+1; j<N; j++){
      double d = distance(x[i], x[j]);
      if(d>max) max = d;
    }
  }

  cout << max;
  return 0;
}

Submission Info

Judge Result