제출 #997670

#제출 시각아이디문제언어결과실행 시간메모리
997670AtinaRDetecting Molecules (IOI16_molecules)C++14
0 / 100
0 ms348 KiB
#include "molecules.h"
#include <bits/stdc++.h>

using namespace std;
std::vector<int> find_subset(int l, int u, std::vector<int> w)
{
    vector<pair<int,int> > v;
    for(int i=0; i<w.size(); i++)
    {
        v.push_back({w[i],i});
    }
    sort(v.begin(),v.end());
    int i=0,j=0;
    int sum=0;
    int n=w.size();
    while(j<n)
    {

        sum+=v[j].first;
        j++;
        while(sum>=u)
        {
            sum-=v[i].first;
            i++;
        }
        if(sum>=l && sum<=u)
        {
            vector<int> res;
            for(int k=i; k<j; k++)
            {
                res.push_back(v[k].second);
            }
            sort(res.begin(),res.end());
            return res;
        }

    }
    return {};
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:8:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |     for(int i=0; i<w.size(); i++)
      |                  ~^~~~~~~~~
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