Problema backtraking

#include<iostream>

void tipar(int *x,unsigned n)
{
	static unsigned nr_sol = 1;
	std::cout << "Solutia numarul " << nr_sol++ << ": ";
	for (int i = 1; i < n; i++)
		std::cout << x[i] << " ";
	std::cout << endl;
}
bool conditie(int *x, unsigned k)
{
	for (int i = 1; i < k;i++)
	if (x[k] == x[i])return false;
	return true;
}
void ciur_prim(int *v, unsigned nr_numere)
{
	unsigned i = 0;
	int prim[100];
	for (int t = 2; t <= 100; t++)
		prim[i] = 1;
	for (int c = 2; c <= 100; c++)
	{
		for (int j = c*c; j < 100; j += c)
			prim[j] = 0;
	}
	int  ok = 2,vf = 1,cont=0;
	for (int i = 2; i <= 100; i++)
	{
		if (prim[i] && ok % 2 == 0)
		{
			v[vf++] = i;
			cont++;
		}
		if (prim[i])
			ok++;
		if (cont == nr_numere)
			break;
	}
}
void bkt(int *x, int *prim, unsigned k, unsigned n)
{
	if (k == n+1)
		tipar(x, k);
	else
	for (int i = 1; i <= n; i++)
	{
		x[k] = prim[i];
		if (conditie(x, k))
			bkt(x,prim,k+1,n);
	}
}
void main(void)
{
	int v[10],x[10];
	unsigned n;
	std::cin >> n;
	ciur_prim(v, n);
	bkt(x,v, 1, n);
}