Submission #1316938

#	Time	Username	Problem	Language	Result	Execution time	Memory
1316938		spetr	Hieroglyphs (IOI24_hieroglyphs)	C++20	Compilation error	0 ms	0 KiB

hieroglyphs

#include <bits/stdc++.h>

using namespace std;

#define ll long long
const ll mmod = 998244353;  
#define vl vector<long long>
#define vll vector<vector<long long>>
#define pl pair<long long, long long>
#define vb vector<bool>

std::vector<int> ucs(std::vector<int> A, std::vector<int> B){
    ll n = A.size();
    bool ok = true;
    for (ll i = 0; i < n; i++){
        if (A[i] != B[i]){
            ok = false;
        }
    }
    if (ok){
        return A;
    }
    else{
        return {-1};
    }
}


int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);




    return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccc1Euv3.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cclolwmo.o:hieroglyphs.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status