Submission #423794

#	Time	Username	Problem	Language	Result	Execution time	Memory
423794		Apiram	Detecting Molecules (IOI16_molecules)	C++14	0 / 100	1 ms	332 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>
using namespace std;
std::vector<int> find_subset(int l, int u, std::vector<int> arr) {
   priority_queue<pair<int64_t,int>,vector<pair<int64_t,int>>,greater<pair<int64_t,int>>>q;
  int64_t sum =0;
  for(int i =0;i<arr.size();++i){
    if (sum>=l&&sum<=u)break;
    if (sum+arr[i]>=l&&sum+arr[i]<=u){
      sum+=arr[i];
      q.push({arr[i],i});
      break;}
    if (sum+arr[i]<=u){
      sum+=arr[i];
     q.push({arr[i],i});
    }
    else {
      while(sum+arr[i]>u){
        sum-=q.top().first;
        q.pop();}
    sum+=arr[i];
    q.push({arr[i],i});
	}}	
    vector<int>ans;
  if (sum>=l&&sum<=u){
	while(!q.empty()){
      ans.push_back(q.top().second + 1);
      q.pop();}
sort(ans.begin(),ans.end());
  } 
return ans;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:7:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 |   for(int i =0;i<arr.size();++i){
      |                ~^~~~~~~~~~~

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