Submission #1357898

#	Time	Username	Problem	Language	Result	Execution time	Memory
1357898		ken	A Plus B (IOI23_aplusb)	C++20	Compilation error	0 ms	0 KiB

aplusb

#include "aplusb.h"
#include <cassert>
#include <cstdio>

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

std::vector<int> smallest_sums(int N, std::vector<int> A, std::vector<int> B) {
	int pta = 1;
	int ptb = 1;
	int n = N;

	//cout << pta << " " << ptb << "\n";
	vector <int> ann;
	for (int i=0; i<n; i++){
		for (int j=0; j<n; j++){
			ann.push_back(A[i] + B[j]);
		}
	}
	sort(ann.begin(),ann.end());
	vector <int> ans;
	for (int i=0; i<ann.size() && i < N; i++){
		ans.push_back(ann[i]);
	}
	return ans;
}


int main() {
	int N;
	assert(1 == scanf("%d", &N));
	std::vector<int> A(N);
	for (int i = 0; i < N; ++i)
		assert(1 == scanf("%d", &A[i]));
	std::vector<int> B(N);
	for (int i = 0; i < N; ++i)
		assert(1 == scanf("%d", &B[i]));

	fclose(stdin);

	std::vector<int> res = smallest_sums(N, A, B);

	int n = res.size();
	for (int i = 0; i < n; ++i) {
		if (i > 0)
			printf(" ");
		printf("%d", res[i]);
	}
	printf("\n");
	fclose(stdout);

	return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccI1ck7i.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cco5zRVf.o:aplusb.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status