Submission #451578

#	Time	Username	Problem	Language	Result	Execution time	Memory
451578		kingfran1907	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	0 / 100	7090 ms	2276 KiB

encoder

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

int vs[1000];
int encode (int n, int x, int y) {
	vector< int > v;
	for (int i = 0; i < 6; i++) v.push_back(0);
	for (int i = 0; i < 6; i++) v.push_back(1);
	
	int ptr = 0;
	do {
		int tren = 0;
		for (int i = 0; i < 12; i++) {
			if (v[i] == 1) tren |= (1 << i);
		}
		vs[ptr++] = tren;
	} while (next_permutation(v.begin(), v.end()));
	
	for (int i = 0; i < 12; i++) {
		if ((vs[x] & (1 << i)) && !(vs[y] & (1 << i))) {
			return i + 1;
		}
	}
}

decoder

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

int vs[1000];
int decode (int n, int q, int h) {
	vector< int > v;
	for (int i = 0; i < 6; i++) v.push_back(0);
	for (int i = 0; i < 6; i++) v.push_back(1);
	
	int ptr = 0;
	do {
		int tren = 0;
		for (int i = 0; i < 12; i++) {
			if (v[i] == 1) tren |= (1 << i);
		}
		vs[ptr++] = tren;
	} while (next_permutation(v.begin(), v.end()));
	
	h--;
	if (vs[q] & (1 << h)) return 1;
	return 0;
}

Compilation message (stderr)

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:6:16: warning: control reaches end of non-void function [-Wreturn-type]
    6 |  vector< int > v;
      |                ^

• Subtask 1: 0 / 100