제출 #698699

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
698699	2023-02-14 08:12:23	vjudge1	원 고르기 (APIO18_circle_selection)	C++17	19 / 100	820 ms	52300 KiB

circle_selection

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define int long long
#define endl '\n'
using namespace std;
using namespace __gnu_pbds;
using ordered_set = tree<pair<int,int>,null_type,less<pair<int,int>>,rb_tree_tag,tree_order_statistics_node_update>;
signed main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n,c=1;
    cin>>n;
    vector<int>v(n+1);
    deque<pair<pair<int,int>,pair<int,int>>>dq(n);
    for(auto &i:dq){
        cin>>i.second.first>>i.second.second>>i.first.first;
        i.first.first*=-1;
        i.first.second=c++;
    }
    sort(dq.begin(),dq.end());
    for(auto &i:dq)i.first.first*=-1;
    if(n<=5000){
        while(dq.size()){
            int a=dq.front().first.first,b=dq.front().first.second,c=dq.front().second.first,d=dq.front().second.second;
            dq.pop_front();
            v[b]=b;
            for(int i=0;i<dq.size();i++){
                long double x=sqrtl((c-dq[i].second.first)*(c-dq[i].second.first)+(d-dq[i].second.second)*(d-dq[i].second.second));
                if(x<=dq[i].first.first+a){
                    v[dq[i].first.second]=b;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

circle_selection.cpp: In function 'int main()':
circle_selection.cpp:27:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::deque<std::pair<std::pair<long long int, long long int>, std::pair<long long int, long long int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |             for(int i=0;i<dq.size();i++){
      |                         ~^~~~~~~~~~
circle_selection.cpp:44:94: warning: unused variable 'd' [-Wunused-variable]
   44 |             int a=dq.front().first.first,b=dq.front().first.second,c=dq.front().second.first,d=dq.front().second.second;
      |                                                                                              ^

• Subtask 1: 7 / 7
• Subtask 2: 12 / 12
• Subtask 3: 0 / 15
• Subtask 4: 0 / 23
• Subtask 5: 0 / 30
• Subtask 6: 0 / 13