Submission #1148858

#TimeUsernameProblemLanguageResultExecution timeMemory
1148858kvintsekstakordDetecting Molecules (IOI16_molecules)C++20
0 / 100
1 ms324 KiB
#include "molecules.h" #include <bits/stdc++.h> using namespace std; std::vector<int> find_subset(int l, int u, std::vector<int> w) { vector<pair<int, int>> a; for(int i = 0; i < w.size(); i++){ a.push_back({w[i], i}); } sort(a.begin(), a.end()); vector<int> pref(w.size()+1); pref[0]=0; for(int i = 0; i < w.size(); i++) pref[i+1]=pref[i]+a[i].first; for(int k = 1; k <= w.size(); k++){ if(pref[k]>u || pref[w.size()]-pref[w.size()-k]>l) continue; vector<int> ans; int start; for(int i = k; i <= w.size(); i++){ if(pref[i]-pref[i-k]<=u && pref[i]-pref[i-k]>=l ){ start = i; } } for(int i = start; i > start-k; i--){ ans.push_back(a[i-1].second); } return ans; } return std::vector<int>(0); }

Compilation message (stderr)

molecules.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
molecules_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
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