Submission #959982

#	Time	Username	Problem	Language	Result	Execution time	Memory
959982		okkoo	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
#define fastIO ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define ll long long
vector<int> find_subset(ll l, ll u, vector<int> w){
    fastIO;
    vector<pair<int, int> > vt;
    int n = w.size();
    for(int i=0; i<n; i++){
        vt.push_back({w[i], i});
    }
    sort(vt.begin(), vt.end());
    int start = 0;
    ll curSum = 0;
    vector<int> ans;
    for(int i=0; i<n; i++){
        curSum += vt[i].first;
        while(curSum > u){
            curSum -= vt[start].first;
            start++;
        }
        if(curSum >= l){
            while(start <= i){
                ans.push_back(vt[start].second);
                start++;
            }
            return ans;
        }
    }
    return {};
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccUq50o1.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