Submission #770740

#	Time	Username	Problem	Language	Result	Execution time	Memory
770740		kirakaminski968	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	43 ms	5376 KiB

molecules

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

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