Submission #963183

#	Time	Username	Problem	Language	Result	Execution time	Memory
963183		maxFedorchuk	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

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

//#include "molecules.h"

vector<int> find_subset(const int l,const int u,const vector<int> w) 
{
    vector < pair < int ,int > > mas;
    vector < int > ans;

    for(int i=0;i<w.size();i++)
    {
        mas.push_back({w[i],i+1});
    }

    sort(mas.begin(),mas.end());


    vector < int > ans;
    for(int sum=0,ru=0,lu=0;ru<w.size();ru++)
    {
        sum+=mas[ru].first;

        while(sum>u)
        {
            sum-=mas[lu].first;
            lu++;
        }

        if(sum>=l)
        {
            for(int j=lu;j<=ru;j++)
            {
                ans.push_back(mas[j].second);
            }

            break;
        }
    }

    return ans;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:12:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |     for(int i=0;i<w.size();i++)
      |                 ~^~~~~~~~~
molecules.cpp:20:20: error: redeclaration of 'std::vector<int> ans'
   20 |     vector < int > ans;
      |                    ^~~
molecules.cpp:10:20: note: 'std::vector<int> ans' previously declared here
   10 |     vector < int > ans;
      |                    ^~~
molecules.cpp:21:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(int sum=0,ru=0,lu=0;ru<w.size();ru++)
      |                             ~~^~~~~~~~~