Submission #1300966

#	Time	Username	Problem	Language	Result	Execution time	Memory
1300966		yusifm	Detecting Molecules (IOI16_molecules)	C++20	Compilation error	0 ms	0 KiB

molecules

#pragma GCC optimize("O3")
#include "molecules.h"
#include <bits/stdc++.h>
#define ll long long
#define str string
#define pb push_back
#define pf push_front
#define in insert
#define all(v) v.begin(),v.end()
#define fastIO ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
const int sz=1000000,INF=1000000000;
using namespace std;
vector<ll>find_subset(ll left,ll right,vector<ll>nums)
{
    vector<ll>prefs(nums.size()+1,0),ans;
    for(int i=0;i<nums.size();i++)
    {
        prefs[i+1]=prefs[i]+nums[i];
    }
    for(int i=0;i<nums.size();i++)
    {
        for(int j=i+1;j<nums.size();j++)
        {
            if(prefs[j]-prefs[i-1]>=left && prefs[j]-prefs[i-1]<=right)
            {
                for(int k=i;k<=j;k++)
                {
                    ans.pb(nums[k]);
                }
                break;
            }
        }
        if(ans.size()!=0)
        {
            break;
        }
    }
    return ans;
}

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
      |         ^~~~
/usr/bin/ld: /tmp/ccZpk6QA.o: in function `main':
grader.cpp:(.text.startup+0x165): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status