Submission #639969

#	Time	Username	Problem	Language	Result	Execution time	Memory
639969		rc_catunta	Detecting Molecules (IOI16_molecules)	C++17	9 / 100	1 ms	216 KiB

molecules

#include "molecules.h"
#include <vector>
#include <algorithm>

using namespace std;

vector<int> find_subset(int l, int u, vector<int> w) {
    // Desempaquetar en un vector de pairs
    vector< pair<int,int> > v;
    for(int i=0;i<w.size();i++){
        v.push_back(make_pair(w[i],i));
    }
    sort(v.begin(),v.end());
    vector<int> res;
    int suma = 0;
     // Probemos de menor a mayor
    for(int i=0;i<v.size();i++){
        suma += v[i].first;
        res.push_back(v[i].second);
        if(suma>=l and suma<=u) return res;
    }
    suma = 0;
    res.clear();
    for(int i=v.size()-1;i>=0;i--){
        suma += v[i].first;
        res.push_back(v[i].second);
        if(suma>=l and suma<=u) return res;
    }
    res.clear();
    return res;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:10:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |     for(int i=0;i<w.size();i++){
      |                 ~^~~~~~~~~
molecules.cpp:17:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for(int i=0;i<v.size();i++){
      |                 ~^~~~~~~~~

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