제출 #807703

#제출 시각아이디문제언어결과실행 시간메모리
807703DeepessonDetecting Molecules (IOI16_molecules)C++17
19 / 100
1 ms212 KiB
#include <bits/stdc++.h>
#include "molecules.h"
typedef std::pair<int,int> pii;
std::vector<int> find_subset(int l, int u, std::vector<int> w) {
    std::vector<pii> array;
    for(int i=0;i!=w.size();++i){
        array.push_back({w[i],i});
    }
    int N = w.size();
    long long la=0,ra=0;
    long long soma=0;
    while(la!=N){
        while(soma<l&&ra!=N){
            soma+=array[ra].first;
            ++ra;
        }
        if(soma<=u&&soma>=l){
            std::vector<int> ans;
            for(int i=la;i!=ra;++i){
                ans.push_back(array[i].second);
            }
            std::sort(ans.begin(),ans.end());
            return ans;
        }
        soma-=array[la].first;
        ++la;
    }
    return std::vector<int>(0);
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:6:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 |     for(int i=0;i!=w.size();++i){
      |                 ~^~~~~~~~~~
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