Cod sursa(job #116419)

Utilizator a7893Nae Mihai a7893 Data 18 decembrie 2007 16:26:54
Problema Dusman Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.68 kb
#include<stdio.h>
#define N 1001
#define M 10001
int n,k,m,a[N][N],st[M],viz[M];
void read()
{
	int i,x,y;
	scanf("%d%d%d",&n,&k,&m);
	for(i=1;i<=m;i++)
	{
		scanf("%d%d",&x,&y);
		a[x][y]=1;
		a[y][x]=1;
	}
}
void tipar()
{
	int i;
	for(i=1;i<n;i++)
		printf("%d ",st[i]);
	printf("%d\n",st[n]);
}
void dusman(int i)
{
	int j;
	if(k<0)
		return;
	if(i>n)
	{
		k--;
		if(k==0)
		{
			tipar();
			return;
		}
	}
	for(j=1;j<=n;j++)
		if(!viz[j]&&!a[st[i-1]][j])
		{
			st[i]=j;
			viz[j]=1;
			dusman(i+1);
			viz[j]=0;
		}
}
int main()
{
	freopen("dusman.in","r",stdin);
	freopen("dusman.out","w",stdout);
	read();
	dusman(1);
	return 0;
}