제출 #1256450

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1256450		islam_2010	Detecting Molecules (IOI16_molecules)	C++20	컴파일 에러	0 ms	0 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
#define int long long
using namespace std;

vector<int> find_subset(int l, int u, vector<int> w){
    int s = 0;
    int n = w.size();
    vector<pair<int, int>> v;
    for(int i = 0; i < n; i++){
        v.push_back({w[i], i});
    }sort(v.begin(), v.end());
    int le = 0;
    for(int r = 0; r < n; r++){
        s += v[r].first;
        while (s>u){
            s -= v[le].first;
        }if(s >= l && s <= u){
            vector<int> ans;
            for(int i = le; i <= r; i++){
                ans.push_back(v[i].second);
            }sort(ans.begin(), ans.end());
            return ans;
        }
    }return {};
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
molecules_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
/usr/bin/ld: /tmp/ccBNjg1B.o: in function `main':
grader.cpp:(.text.startup+0x173): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status