Cod sursa(job #1035151)

Utilizator roby2001Sirius roby2001 Data 18 noiembrie 2013 12:46:10
Problema Combinari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.54 kb
/* 
   Keep It Simple!
*/
#include<stdio.h>

int n,q;
int v[20];
int valid(int k)
{
	for(int i=1;i<k;i++)
		if(v[i]==v[k])
			return 0;
	return 1;
}
void afis(int k)
{
	for(int i=1;i<=k;i++)
		printf("%d ",v[i]);
	printf("\n");
}
void back(int k)
{
	for(int i=v[k-1]+1;i<=n;i++)
	{
		v[k]=i;
		  if(valid(k))
		  {
			  if(k == q)
				  afis(k);
			  else if(k<q)
				  back(k+1);
		  }
	}
}
int main()
{
	freopen("combinari.in","r",stdin);
	freopen("combinari.out","w",stdout);
	
	scanf("%d %d",&n,&q);
	back(1);
}