Submission #1314616

#	Time	Username	Problem	Language	Result	Execution time	Memory
1314616		eldorbek_008	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;

#define int int64_t

vector<int> find_subset(int low, int high, vector<int> w) {
    int n = w.size();
    vector<pair<int, int>> p(n);
    for (int i = 0; i < n; i++) {
        p[i].first = w[i];
        p[i].second = i;
    }
    sort(p.begin(), p.end());

    int s = 0;
    int l = 0, r = 0;
    while (l < n and r < n) {
        while (r < n and s < low) {
            s += p[r].first;
            r++;
        }
        while (l < r and s > high) {
            s -= p[l].first;
            l++;
        }
        if (low <= s and s <= high) {
            vector<int> i;
            while (l < r) {
                i.push_back(p[l++].second);
            }
            sort(i.begin(), i.end());
            return i;
        }
    }
    return vector<int>(0);
}

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/ccVMIUDU.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