Cod sursa(job #178803)

Utilizator mihai_floreaFlorea Mihai Alexandru mihai_florea Data 15 aprilie 2008 09:45:18
Problema Pioni Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.21 kb
#include <cstdio>
#include <cstring>
#include <vector>
using namespace std;
const int nmax=20001,Inf=999999;
vector<int> s[nmax];
int t,n,m,k,win[nmax],v[30001],poz[nmax];
void calcul(int vf){
     vector<int>::iterator it;
     win[vf]=0;
     for (it=s[vf].begin();it!=s[vf].end();it++)
      if (win[*it]==-1) calcul(*it);
     for (it=s[vf].begin();it!=s[vf].end();it++)
      if (!win[*it]) {win[vf]=1;
                      poz[vf]=*it;
                      break;}

     }
int main(){
    int a,b,i;
    freopen("pioni.in","r",stdin);
    freopen("pioni.out","w",stdout);
    scanf("%d %d %d",&t,&n,&m);
    for (i=1;i<=m;i++) {scanf("%d %d",&a,&b);
                        s[a].push_back(b);}
    memset(win,-1,sizeof(win));
    for (i=1;i<=n;i++)
     if (win[i]==-1) calcul(i);
    while (t--){
          scanf("%d",&k);
          for (i=1,a=0;i<=k;i++) {scanf("%d",&v[i]);
                                   a+=win[v[i]];}
          if (a) {printf("Nargy\n");
                  printf("%d ",a); 
                  for (i=1;i<=k;i++) if (win[v[i]]) printf("%d %d ",v[i],poz[v[i]]);
                  printf("\n");} 
             else printf("Fumeanu\n");
          }
    return 0;
}