Submission #982882

#	Time	Username	Problem	Language	Result	Execution time	Memory
982882		aaaaaarroz	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	45 ms	9932 KiB

molecules

    #include "molecules.h"
    #include <bits/stdc++.h>
    #define INF 1e9
    using namespace std;
    typedef long long ll;
    vector<int> find_subset(int l, int u, vector<int> w) {
        vector<pair<ll,ll>>v;
        for(int i =0;i<w.size();i++) v.push_back({w[i], i});
        sort(v.begin(), v.end());
        ll sum = 0;
        int j = 0;
        vector<int>ans;
        for(int i =0;i<w.size();i++){
            sum += v[i].first;
            while(sum > u){
                sum -= v[j].first;
                ++j;
            }
            if(sum >= l){
                for(int k = j;k<=i;k++)ans.push_back(v[k].second);
                break;
            }
        }
        return ans;
    }

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:8:23: 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++) v.push_back({w[i], i});
      |                      ~^~~~~~~~~
molecules.cpp:13:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 |         for(int i =0;i<w.size();i++){
      |                      ~^~~~~~~~~

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