Submission #298351

#	Time	Username	Problem	Language	Result	Execution time	Memory
298351		sadpotato	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	63 ms	6252 KiB

molecules

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

long long sum ;
int x , n ; 
vector < pair < int , int > > vec ;
vector < int > ans ;
vector < int > y ;

vector<int> find_subset(int l, int u, std::vector<int> w) {
    n = w . size ( ) ;
    for ( int i = 0 ; i < n ; i ++ ) {
        vec . push_back ( { w [ i ] , i } ) ;
    }
    sort ( vec . begin ( ) , vec . end ( ) ) ;
    x = 0 ;
    for ( int i = 0 ; i < n ; i ++ ) {
        while ( x < n && sum < l ) {
            sum += vec [ x ] . first ;
            x ++ ;
        }
        if ( sum >= l && sum <= u ) {
            for ( int j = i ; j < x ; j ++ ) {
                ans . push_back ( vec [ j ] . second ) ;
            }
            return ans ;
        }
        sum -= vec [ i ] . first ;
    }
    return y ;
}

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 23 / 23
• Subtask 6: 31 / 31