Submission #151986

#	Time	Username	Problem	Language	Result	Execution time	Memory
151986		emaborevkovic	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	Compilation error	0 ms	0 KiB

encoder

int a[15];
vector <int> v[930];
int brr;
int b[15];

void prek (int pos) {
	if (pos == 12) {
		int br = 0;
		for (int i=0;i<12;i++) br+=a[i];
		if (br != 6) return;
		for (int i=0;i<12;i++) {
			if (a[i]) v[brr].push_back(i);
		}
		brr++;
		return;
	}
	a[pos] = 1;
	prek (pos+1);
	a[pos] = 0;
	prek (pos+1);
}

int encode (int n, int x, int y) {
	prek(0);
	x--; y--;
	for (int i=0;i<6;i++) {
		b[v[x][i]]++;
		b[v[y][i]]--;
	}
	for (int i=0;i<12;i++) {
		if (b[i] == 1) return i+1;
	}
}

decoder

int a[15];
vector <int> v[930];
int brr;
int b[15];

void prek (int pos) {
	if (pos == 12) {
		int br = 0;
		for (int i=0;i<12;i++) br+=a[i];
		if (br != 6) return;
		for (int i=0;i<12;i++) {
			if (a[i]) v[brr].push_back(i);
		}
		brr++;
		return;
	}
	a[pos] = 1;
	prek (pos+1);
	a[pos] = 0;
	prek (pos+1);
}

int decode (int n, int q, int h) {
	prek(0);
	q--; h--;
	for (int i=0;i<6;i++) {
		if (v[q][i] == h) return 1;
	}
	return 0;
}

Compilation message (stderr)

encoder.cpp:2:1: error: 'vector' does not name a type
 vector <int> v[930];
 ^~~~~~
encoder.cpp: In function 'void prek(int)':
encoder.cpp:12:14: error: 'v' was not declared in this scope
    if (a[i]) v[brr].push_back(i);
              ^
encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:27:5: error: 'v' was not declared in this scope
   b[v[x][i]]++;
     ^
encoder.cpp:33:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

decoder.cpp:2:1: error: 'vector' does not name a type
 vector <int> v[930];
 ^~~~~~
decoder.cpp: In function 'void prek(int)':
decoder.cpp:12:14: error: 'v' was not declared in this scope
    if (a[i]) v[brr].push_back(i);
              ^
decoder.cpp: In function 'int decode(int, int, int)':
decoder.cpp:27:7: error: 'v' was not declared in this scope
   if (v[q][i] == h) return 1;
       ^