Submission #1233583

#	Time	Username	Problem	Language	Result	Execution time	Memory
1233583		Account	Hieroglyphs (IOI24_hieroglyphs)	C++20	Compilation error	0 ms	0 KiB

hieroglyphs

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

vector<int> ucs(vector<int> a, vector<int> b){
    vector<int> r;
    if (a == b){
        r = a;
    }
    return r;
}

int main() {
	ios::sync_with_stdio(0);
    cin.tie(0);
    int n, m;
    cin>>n>>m;
    vector<int> a(n);
    vector<int> b(m);
    for(int i = 0; i < n; ++i){
        cin>>a[i];
    }
    for(int i = 0; i < m; ++i){
        cin>>b[i];
    }
    vector<int> r = ucs(a,b);
    if(r.size() != 0){
        cout<<n<<endl;
        for (int i: r) cout<<i<<" ";
    }
    else{
        cout<<-1;
    }

}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccKCSohT.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc0xAXOI.o:hieroglyphs.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status