Submission #470024

#	Time	Username	Problem	Language	Result	Execution time	Memory
470024		luciocf	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	Compilation error	0 ms	0 KiB

encoder

#include <bits/stdc++.h>

using namespace std;

int mask[1010];

bool flag;

int encode(int n, int x, int y)
{
	if (!flag)
	{
		flag = 1;

		int ind = 0;
		for (int i = 0; i < (1<<12); i++)
			if (__builtin_popcount(i) == 6)
				mask[++ind] = i;
	}

	for (int i = 0; i <= 11; i++)
		if ((mask[x]&(1<<i)) && (!(mask[y]&(1<<i))))
			return i+1;
}

decoder

#include <bits/stdc++.h>

using namespace std;

int mask[1010];

bool flag;

int decode(int n, int q, int h)
{
	if (!flag)
	{
		flag = 1;

		int ind = 0;
		for (int i = 0; i < (1<<12); i++)
			if (__builtin_popcount(i) == 6)
				mask[++ind] = i;
	}

	return (mask[q]&(1<<(h-1)));
}

int main(void)
{

}

Compilation message (stderr)

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]
   24 | }
      | ^

/usr/bin/ld: /tmp/ccJzqHwk.o: in function `main':
grader_decode.c:(.text.startup+0x0): multiple definition of `main'; /tmp/ccRmbjSg.o:decoder.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status