제출 #1164090

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1164090		Dpika	Detecting Molecules (IOI16_molecules)	C++20	컴파일 에러	0 ms	0 KiB

molecules

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;
    cin>>n;
    int a,b;
    cin>>a;
    cin>>b;
    vector<pair<int,int>>w(n);
    for (int i=0;i<n;i++){
        cin>>w[i].first;
        w[i].second=i;
    }
    sort(w.begin(),w.end());
    int l=0,r=1,c=w[0].first;
    vector<int>p;
    if (w[0].first<=b and w[0].first>=a){
        cout<<w[0].second;
    }
    else{
        int xd=0;
        p.push_back(w[0].second);
        while(l<n and r<n){
            if (c<a){
                p.push_back(w[r].second);
                c=w[r].first+c;
                r++;
            }
            else if (c>b){
                c=c-w[l].first;
                xd++;
                l++;
            }
            else{
                sort(p.begin(),p.end());
                for(int i=xd;i<p.size()-1;i++){
                    cout<<p[i]<<" ";
                }
                cout<<p[p.size()-1]<<"\n";
                break;
            }
        }
    }
}

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/ccxrXR9R.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc1oq1Uk.o:molecules.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccxrXR9R.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