Submission #64513

#	Time	Username	Problem	Language	Result	Execution time	Memory
64513		IvanC	Parrots (IOI11_parrots)	C++17	Compilation error	0 ms	0 KiB

encoder

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

void enconder_utility(int qtd_bits,int pos,int number){

	vector<int> pos_representation,number_representation;
	int manda[3] = {1,2,4};
	int comeca[3] = {0,3,6};

	for(int i = 0;i<qtd_bits;i++){
		if(pos & (1 << i)) pos_representation.push_back(1);
		else pos_representation.push_back(0);
	}

	for(int i = 0;i < 8;i++){
		if(number & (1 << i)) number_representation.push_back(1);
		else number_representation.push_back(0);
	}
	number_representation.push_back(0);

	for(int vez = 0;vez<3;vez++){

		int vai_mandar = 0;
		int qual_pot = 1;

		for(int i = 0;i<pos_representation.size();i++){
			vai_mandar += qual_pot*pos_representation[i];
			qual_pot *= 2;
		}

		for(int i = comeca[vez];i < comeca[vez] + 3;i++){
			vai_mandar += qual_pot*number_representation[i];
			qual_pot *= 2;
		}

		for(int quanto = 0;quanto<manda[vez];quanto++) send(vai_mandar);

	}

}

void enconde(int N,int M[]){

	int qtd_bits = 0;
	for(int i = 0;(1 << i) < N;i++) qtd_bits = i + 1;

	for(int i = 0;i<N;i++){
		enconder_utility(qtd_bits,i,M[i]);
	}

}

decoder

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

void decode(int N, int L, int X[]){

	map<int,int> mapa[65];

	int ANS[65];
	memset(ANS,0,sizeof(ANS));

	int qtd_bits = 0;

	for(int i = 0;(1 << i) < N;i++) qtd_bits = i + 1;

	for(int i = 0;i < L;i++){

		int pos = X[i] & ((1 << qtd_bits) - 1);
		int outros_bits = (X[i] >> qtd_bits);

		mapa[pos][outros_bits]++;

	}

	for(int i = 0;i<N;i++){

		for(auto it : mapa[i]){
			int outros_bits = it.first,freq = it.second;
			if(freq & 1) ANS[i] += outros_bits;
			if(freq & 2) ANS[i] += outros_bits*8;
			if(freq & 4) ANS[i] += outros_bits*64;
		}

	}

	for(int i = 0;i<N;i++) output(ANS[i]);

}

Compilation message (stderr)

encoder.cpp: In function 'void enconder_utility(int, int, int)':
encoder.cpp:28:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0;i<pos_representation.size();i++){
                 ~^~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/ccf6mZqO.o: In function `main':
grader_encoder.cpp:(.text.startup+0x141): undefined reference to `encode(int, int*)'
collect2: error: ld returned 1 exit status