Submission #1276756

#	Time	Username	Problem	Language	Result	Execution time	Memory
1276756		JahonaliX	Detecting Molecules (IOI16_molecules)	C++20	Compilation error	0 ms	0 KiB

molecules

#include <bits/stdc++.h>
#include "molecules.h"

using namespace std;

vector<int> find_subset(int l, int u, vector<int> &w) {
    vector<int> v;
    int s = 0;
    for (int i = 0; i < (int) w.size(); ++i) {
        s += w[i];
        v.emplace_back(i);
        if (s >= l && s <= u) break;
    }
    if (s < l || s > u) return vector<int>{};
    return v;
}

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/ccS7DnjW.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