Submission #675004

#	Time	Username	Problem	Language	Result	Execution time	Memory
675004		Ahmed57	Detecting Molecules (IOI16_molecules)	C++14	0 / 100	1 ms	300 KiB

molecules

#include <bits/stdc++.h>

using namespace std;

vector<int> find_subset(int l,int u,vector<int> w){
    deque<int> d;
    vector<pair<int,int>> v;
    for(int i = 0;i<w.size();i++){
        v.push_back({w[i],i});
    }
    sort(v.begin(),v.end());
    int r = 0 , sum = 0;
    for(int i = 0;i<v.size();i++){
        while(r<v.size()&&sum+v[r].first<=u){r++,sum+=v[r].first;d.push_back(v[r].second);}
        if(sum>=l){
            vector<int> ans;
            for(auto j:d)ans.push_back(j);
            return ans;
        }
        d.pop_front();
        sum-=v[i].first;
    }
    vector<int>empt;
    return empt;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:8:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |     for(int i = 0;i<w.size();i++){
      |                   ~^~~~~~~~~
molecules.cpp:13:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 |     for(int i = 0;i<v.size();i++){
      |                   ~^~~~~~~~~
molecules.cpp:14:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |         while(r<v.size()&&sum+v[r].first<=u){r++,sum+=v[r].first;d.push_back(v[r].second);}
      |               ~^~~~~~~~~

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