Submission #935648

#	Time	Username	Problem	Language	Result	Execution time	Memory
935648		Faissel	Odašiljači (COCI20_odasiljaci)	C++17	0 / 70	2 ms	484 KiB

odasiljaci

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define endl '\n'
bool arr[10000] = {};
ll calc(ll x ,ll y){
    return abs(x - y) * abs(x-y);
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n;cin >> n;
    vector<pair<ll,ll>>v;
    for(int i=0;i<n;i++){
        int x,y;cin >> x >> y;
        v.push_back({x,y});
    }
    ll maxx = -1e18;
    int arr[n+5] = {};
    memset(arr,-1,sizeof arr);
    for(int i=0;i<n;i++){
        int idx = -1;
        ll minx = 1e18;
        for(int j = 0; j < n;j++){
            if(i == j)continue;
            if((!((v[i].first == v[j].first) && (v[i].second == v[j].second))) && arr[j] != i && arr[i] != j){
                ll x= calc(v[i].first,v[j].first);
                ll y = calc(v[i].second,v[j].second);
                if(minx > x + y){
                    minx = x+y;
                    idx = j;
                }
            }
        }
        arr[i] = idx;
        if(minx != (ll)1e18){
            maxx = max(maxx,minx);
        }
    }
    long double ans = maxx / 2;
    cout << fixed << setprecision(7) << ans;
}

• Subtask 1: 0 / 70