제출 #1318065

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1318065		aaakkksssiiinnn	Odašiljači (COCI20_odasiljaci)	C++20	42 / 70	1 ms	332 KiB

odasiljaci

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#define f first
#define s second
#define pb push_back
#define yes cout << "yes" << endl;
#define YES cout << "YES" << endl;
#define no cout << "no" << endl;
#define NO cout << "NO" << endl;
void never_give_up() {
    int n;
    cin >> n;
    //double d = sqrt(n);
    //cout << fixed << setprecision(20) <<  d / 2 << endl;
    vector<pair<int, int>>vt(n + 1);
    for(int i = 1;i <= n; i++){
        int a, b;
        cin >> a >> b;
        vt[i] = {a, b};
    }
    if(n == 1){
        cout << 0 << endl;
        return;
    }
    cout << endl;
    int ans = 0;
    for(int i = 1;i <= n; i++){
        int cvb = LLONG_MAX;
        for(int j = 1;j <= n; j++){
            if(j != i){
                int a = abs(vt[i].f - vt[j].f);
                int b = abs(vt[i].s - vt[j].s);
                a *= a;
                b *= b;
                //cout << i << " " << j <<  " : " << a << " " << b << endl;
                cvb = min(cvb, a + b);
                //cout << cvb << endl;
            }
        }
        //cout << i << " " << cvb << endl;
        ans = max(ans, cvb);
        /*for(int j = 1;j <= n; j++){
            if(j != i){
                int a = abs(vt[i].f - vt[j].f);
                int b = abs(vt[i].s - vt[j].s);
                a *= a;
                b *= b;
                //cout << i << " " << j <<  " : " << a << " " << b << endl;
               if(a + b == cvb){
                   
               }
            }
        }*/
    }
    //cout << ans << endl;
    double d = sqrt(ans);
    cout << fixed << setprecision(20) <<  d / 2 << endl;
}
void You_can_do_it() {
    
}
signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int THE_wasd = 1;               
    //cin >> THE_wasd;
    while(THE_wasd--){
        never_give_up();
        //You_can_do_it();
    }
}

• Subtask 1: 42 / 70