제출 #775133

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
775133		Cutebol	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	1 ms	296 KiB

molecules

#include "molecules.h"

#include <bits/stdc++.h>
using namespace std;

set <int> vec ;
map <int , vector <int> > mp ;

vector<int> find_subset( int l , int r , vector<int> a ){
    vec.insert(0) ;
    vector <int> ans ;
    int n = a.size() , f = 0 ;
    for ( int i = 0 ; i < n ; i ++ ){
        vector <int> cur ;
        for ( auto j : vec ){
            if ( j + a[i] <= r && vec.find(j+a[i]) == vec.end() ) cur.push_back(j) ;
        }
        for ( auto j : cur ){
            vec.insert(j+a[i]) ;
            mp[j+a[i]] = mp[j] ;
            mp[j+a[i]].push_back(i+1) ;
            if ( l <= j+a[i] && j+a[i] <= r ){
                ans = mp[j+a[i]] ;
                f = 1 ;
                break ;
            }
        }
        if (f) break ;
    }
    return ans ;
}

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