// comb_repetitii.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <stdio.h>
#include <conio.h>


int x[10],n,i,k,s;
char litere[5]={'a','b','c','d','e'};


int continuare(int k)
{
	int ax=1;
if (x[k]<x[k-1])
	  ax=0;
return ax;

}

void back()
{
	k=1;
	for (i=1;i<=n;i++)
		x[i]=-1;
while (k!=0)
{
if (k==n+1)
	{

    printf("\n---");
    for(i=1;i<=n;i++)
	printf("%c",litere[x[i]]);
	k--;
	}
else
  if (x[k]<s-1)
  {
	  x[k]++;
	  if (continuare(k))
	  k++;
  }
  else
  {
	  x[k]=-1;
	  k--;
  }

}

}


int main(int argc, char* argv[])
{
	s=5;
	n=3;
	back();
	getch();
	return 0;

}