제출 #595389

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
595389		Dan4Life	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	1 ms	212 KiB

molecules

#include <bits/stdc++.h>
#include "molecules.h"
using namespace std;
 
vector<int> find_subset(int l, int r, vector<int> w) {
    int n = (int)w.size(), sum = 0, z=0;
    vector<pair<int,int> > v;
    vector<int> ans, x;
    for(int i = 0; i < n; i++){
        if(w[i]>r) continue;
        if(w[i]>=l){ ans.push_back(i); return ans; }
        v.push_back({w[i],i});
    }
    sort(v.begin(),v.end());
    reverse(v.begin(),v.end());
    for(int i = 0; i < n; i++)
    {
        int num = v[i].first, ind = v[i].second;
        if(sum+num>r) continue;
        if(sum+num<=r){ 
            sum+=num, ans.push_back(ind);
            if(sum>=l) return ans;
        }
    }
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:6:37: warning: unused variable 'z' [-Wunused-variable]
    6 |     int n = (int)w.size(), sum = 0, z=0;
      |                                     ^

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