제출 #639970

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
639970		rc_catunta	Detecting Molecules (IOI16_molecules)	C++17	19 / 100	1 ms	212 KiB

molecules

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

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;
    int mini = w[0];
    int maxi = w[0];
    vector<int> pos_menor,pos_mayor,res;
    for(int i=0;i<w.size();i++){
        mini = min(mini,w[i]);
        maxi = max(maxi,w[i]);
    }
    if(mini == maxi){
        int suma = 0;
        for(int i=0;i<w.size();i++){
            suma+=w[i];
            res.push_back(i);
            if(suma>=l and suma<=u) return res;     
        }
        res.clear();
        return res;
    }
    for(int i=0;i<w.size();i++){
        if(w[i]==mini) pos_menor.push_back(i);
        if(w[i]==maxi) pos_mayor.push_back(i);
    }
    for(int i=0;i<=pos_menor.size();i++){
        for(int j=0;j<=pos_mayor.size();j++){
            int suma=mini*i+maxi*j;
            if(suma>=l and suma<=u){
                for(int k=0;k<i;k++) 
                    res.push_back(pos_menor[k]);
                for(int k=0;k<j;k++) 
                    res.push_back(pos_mayor[k]);
                return res;
            }
        }
    }
    res.clear();
    return res;
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:14:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |     for(int i=0;i<w.size();i++){
      |                 ~^~~~~~~~~
molecules.cpp:20:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |         for(int i=0;i<w.size();i++){
      |                     ~^~~~~~~~~
molecules.cpp:28:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |     for(int i=0;i<w.size();i++){
      |                 ~^~~~~~~~~
molecules.cpp:32:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |     for(int i=0;i<=pos_menor.size();i++){
      |                 ~^~~~~~~~~~~~~~~~~~
molecules.cpp:33:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |         for(int j=0;j<=pos_mayor.size();j++){
      |                     ~^~~~~~~~~~~~~~~~~~

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