Submission #849751

#	Time	Username	Problem	Language	Result	Execution time	Memory
849751		chilengaming	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	1 ms	348 KiB

molecules

#include<bits/stdc++.h>
#include "molecules.h"

using namespace std;

vector<int> find_subset(int l, int u, vector<int> w) {
    vector<int> ans;
    vector<pair<int, int>> ww;
    int i = 0;
    for(int &a : w) {
        ww.push_back({a, i});
        i++;
    }
    sort(ww.begin(), ww.end());
    int j=0;
    long long sum=0;
    for (int i=0;i<ww.size();i++)
    {
        sum+=ww[i].first;
        while (sum>u) sum-=ww[j++].first;
        if (sum>=l)
        {
            for (int k=j;k<=l;k++)
                ans.push_back(ww[k].second);
            break;
        }
    }
    return ans;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:17:19: 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<ww.size();i++)
      |                  ~^~~~~~~~~~

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