Submission #1247087

#	Time	Username	Problem	Language	Result	Execution time	Memory
1247087		julia_08	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	37 ms	4028 KiB

molecules

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

using namespace std;

using ll = long long;

vector<int> find_subset(int l, int u, vector<int> w){

  if(l > u) return {};

  vector<pair<int, int>> W;

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

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

  vector<int> ans;

  int r = -1;

  ll sum = 0;

  for(int i=0; i<W.size(); i++){

    while(r + 1 < W.size() && sum < l){
      r ++;
      sum += W[r].first;
    }

    if(sum < l) break;

    if(sum <= u){

      for(int j=i; j<=r; j++) ans.push_back(W[j].second);
      return ans;

    }

    sum -= W[i].first;

  }

  return {};

}

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
      |         ^~~~

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