Cod sursa(job #976674)

Utilizator smaraldaSmaranda Dinu smaralda Data 23 iulie 2013 17:08:36
Problema Dusman Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.89 kb
#include<cstdio>
#include<vector>
using namespace std;
bool dusman[1010][1010];
int num,kc,n,st[1010];
bool vis[1010];

void back (int k)
{
    int i;
    if(num==kc)
        return;
    if(k==n+1)
        {
            num++;
            if(num==kc)
                {
                    for(i=1;i<=n;i++)
                        printf("%d ",st[i]);
                }
        }
    else
        for(i=1;i<=n;i++)
            if(!vis[i] && !dusman[i][st[k-1]])
                {
                    st[k]=i;
                    vis[i]=1;
                    back(k+1);
                    vis[i]=0;
                }
}

int main()
{
    freopen("dusman.in","r",stdin);
    freopen("dusman.out","w",stdout);
    int i,x,y,m;
    scanf("%d%d%d",&n,&kc,&m);
    num=0;
    for(i=1;i<=m;i++)
        {
            scanf("%d%d",&x,&y);
            dusman[x][y]=dusman[y][x]=1;
        }
    back(1);
    return 0;
}