Submission #493673

#	Time	Username	Problem	Language	Result	Execution time	Memory
493673		Iwanttobreakfree	Detecting Molecules (IOI16_molecules)	C++14	Compilation error	0 ms	0 KiB

molecules

#include "molecules.h"
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
#define int long long
vector<int> find_subset(int l, int u, vector<int> w) {
    int n=w.size();
    vector<pair<int,int> >mol(n);
    for(int i=0;i<n;i++)mol[i]={w[i],i};
    sort(mol.begin(),mol.end());
    int ans=0,j=0;
    for(int i=0;i<n;i++){
        while(j<n&&mol[j].first+ans<=u){
            ans+=mol[j].first;
            j++;
        }
        //cout<<ans<<' ';
        if(ans>=l){
            vector<int> sol;
            for(int k=i;k<j;k++)sol.push_back(mol[k].second);
            return sol;
        }
        ans-=mol[i].first;
    }
    return vector<int>(0);
}
/*int main(){
    vector<int> v={5,5,6,6};
    int l=15,r=16;
    vector<int> ans=find_subset(l,r,v);
    for(int x:ans)cout<<x<<' ';
}
*/

Compilation message (stderr)

/usr/bin/ld: /tmp/ccZ2s1cH.o: in function `main':
grader.cpp:(.text.startup+0x18d): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status