Cod sursa(job #126954)

Utilizator za_wolfpalianos cristian za_wolf Data 22 ianuarie 2008 23:50:13
Problema Dusman Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.65 kb
#include<stdio.h>
#define NMAX 1001
int j,b,n,m,k,i,aa;
char r,x[NMAX][NMAX];
int used[NMAX],a[NMAX];
void afis()
{
	int i;
	for (i=1;i<=n;i++)
	printf("%d ",a[i]);
	printf("\n");
}
void back(int p)
{
int j;
	if (p==n+1||r)
	{
		k--;
		if (k==0)
		{
		afis();
		r=1;
		}
		return ;

	}
	for (j=1;j<=n;j++)
		if (!used[j]&&!x[a[p-1]][j])
		{
			a[p]=j;
			used[j]=1;
			back(p+1);
			used[j]=0;
		}
}
int main()
{
	freopen("dusman.in","r",stdin);
	freopen("dusman.out","w",stdout);
	scanf("%d%d%d",&n,&k,&m);
	r=0;
	for (i=1;i<=m;i++)
	{
		scanf("%d%d",&aa,&b);
		x[aa][b]=1;
		x[b][aa]=1;
	}
	back(1);



	return 0;
}