제출 #473800

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
473800		Ahmed_Solyman	Odašiljači (COCI20_odasiljaci)	C++14	42 / 70	7 ms	204 KiB

odasiljaci

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

double dist(double x1,double y1,double x2,double y2){
    return sqrt(pow(abs(x1-x2),2)+pow(abs(y1-y2),2));
}
int main()
{
    ll n;cin>>n;
    vector<pair<double,double>>arr(n);
    for(auto &i:arr)cin>>i.first>>i.second;
    double ans=0;
    for(ll i=0;i<n;i++){
        double mn=4e18;
        for(ll j=0;j<n;j++){
            if(i==j)continue;
            mn=min(mn,dist(arr[i].first,arr[i].second,arr[j].first,arr[j].second)/2);
        }
        ans=max(ans,mn);
    }
    cout<<fixed<<setprecision(7)<<ans;
    return 0;
}

• Subtask 1: 42 / 70