제출 #493669

#제출 시각아이디문제언어결과실행 시간메모리
493669IwanttobreakfreeDetecting Molecules (IOI16_molecules)C++14
9 / 100
1 ms296 KiB
#include "molecules.h"
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
vector<int> find_subset(int l, int u, vector<int> w) {
    int n=w.size();
    vector<pair<int,int> >mol(n);
    for(int i=0;i<n;i++)mol[i]={w[i],i};
    sort(mol.begin(),mol.end());
    int ans=0,j=0;
    for(int i=0;i<n;i++){
        while(j<n&&mol[j].first+ans<=u){
            ans+=mol[j].first;
            j++;
        }
        //cout<<ans<<' ';
        if(ans>=l){
            vector<int> sol;
            for(int k=i;k<j;k++)sol.push_back(mol[k].second);
            return sol;
        }
    }
    return vector<int>(0);
}
/*int main(){
    vector<int> v={5,5,6,6};
    int l=15,r=16;
    vector<int> ans=find_subset(l,r,v);
    for(int x:ans)cout<<x<<' ';
}
*/
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