3 NALOGE v c++

naloga 1:
void PrintMatrix (const int *matrika, const int n)
{
	for (int i = 0; i < n*n; i++)
	{
		if ((i % n) == 0) cout << endl;
		cout << matrika[i];
	}
	cout << endl;
}

int main(int argc, char *argv[])
{
	int n;
	cin >> n;

	int *matrika = new int[n*n];

	for (int v = 0; v < (n-1); v++)
	{
		for (int i = v; i < n; i++)
		{
			matrika[(v*n) + (i-v)] = i; 
			matrika[(n*n-1) - ((v*n) + (i-v))] = i;
		}
	}

	PrintMatrix (matrika, n);

	return 0;
}

naloga 2: (funkcija za izpis je enaka kot pri 1. nalogi)
int main(int argc, char *argv[])
{
	const int tx[] = {2, 2, 1, -1, -2, -2, -1, 1};
	const int ty[] = {-1, 1, 2, 2, 1, -1, -2, -2};

	int matrika[8][8] = {0};

	srand(time(NULL));
	int x = rand() % 8;
	int y = rand() % 8;

	matrika[y][x] = 1;

	for (int i = 0; i < 8; i++)
	{
		int nx, ny;
		nx = x+tx[i];
		ny = y+ty[i];
		if (nx < 8 && ny < 8 && nx >= 0 && ny >= 0)
			matrika[ny][nx] = 2;
	}

	PrintMatrix (&matrika[0][0], 8);

	return 0;
}
naloga 3:
Sana se mi ne kaj je to palindrom. Niti se mi ne da poiskat.