Submission #63007

#	Time	Username	Problem	Language	Result	Execution time	Memory
63007		KHUSRAV	Detecting Molecules (IOI16_molecules)	C++14	46 / 100	1048 ms	15344 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>
using namespace std ;
int used[1000001];
vector<int> find_subset(int l, int u, vector<int> w) {

    vector< vector<int> > v;
    vector<int> y ;

    for(int i = 0 ; i <= u ; i++)
        used[i] = 0 ;
    y.push_back(0);
    v.push_back(y);
    for(int i = 0 ; i < w.size() ; i ++){
        int q = v.size();

        for(int j = 0 ; j < q ; j++){
            vector<int> g = v[j];
            if(g[0] + w[i] <= u){
                g[0] += w[i];
                g.push_back(i);
                if(used[g[0]] == 0){
                    used[g[0]] = 1 ;
                    v.push_back(g) ;
                }
                if(g[0] >= l){
                    vector<int> k ;
                    for(int j = 1 ; j < g.size() ; j ++)
                        k.push_back(g[j]);
                    return k;
                }
            }
        }
    }
    vector<int> f;
    return f;

}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:14:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0 ; i < w.size() ; i ++){
                     ~~^~~~~~~~~~
molecules.cpp:28:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                     for(int j = 1 ; j < g.size() ; j ++)
                                     ~~^~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31