Submission #1370128

#	Time	Username	Problem	Language	Result	Execution time	Memory
1370128		c12	Detecting Molecules (IOI16_molecules)	C++20	Compilation error	0 ms	0 KiB

molecules

#include <bits/stdc++.h>

#define ll long long
using namespace std;

std::vector<int> find_subset(int l, int u, std::vector<int> w) {
    sort(w.begin(),w.end());
    ll sum = 0;
    int i;
    for(i = 0;i < w.size() && sum < l;i++){
        sum += (ll)w[i];
    }
    if(sum < l) return vector<int>(0);

    int j;
    for(j = 0;j < i && sum >= u;j++){
        sum -= (ll)w[j];
    }

    if(sum < l) return vector<int>(0);

    vector<int>result;
    for(int k = j;k < i;k++){
        result.push_back(w[k]);
    }

    return result;
}

int main() {
    int n, l, u;
    assert(3 == scanf("%d %d %d", &n, &l, &u));
    std::vector<int> w(n);
    for (int i = 0; i < n; i++)
        assert(1 == scanf("%d", &w[i]));
    std::vector<int> result = find_subset(l, u, w);
    
    
    printf("%d\n", (int)result.size());
    for (int i = 0; i < (int)result.size(); i++)
        printf("%d%c", result[i], " \n"[i == (int)result.size() - 1]);
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cc0Cbtd4.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccHc4Lv7.o:molecules.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status