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Cod sursa(job #423237)
#include<stdio.h>
#include<vector>
using namespace std;
vector <int> nr[20100];
vector <bool> viz(20100,false),stare(20100);
int T,N,M,K;
int pion[30100],mut[20100];
void df(int x){
viz[x]=true;
int r=1;
for(vector<int>::iterator it=nr[x].begin();it!=nr[x].end();++it){
if(!viz[*it])
df(*it);
r&=stare[*it];
}
stare[x]=!r;
}
void solve(){
int i,r=0;
scanf("%d",&K);
for(i=0;i<K;++i){
scanf("%d",&pion[i]);
if(stare[pion[i]])
++r;
}
if(!r){
printf("Fumeanu\n");
return;
}
printf("Nargy\n");
printf("%d",r);
for(i=0;i<K;++i){
if(stare[pion[i]])
printf(" %d %d",pion[i],mut[pion[i]]);
}
printf("\n");
}
void mutari(){
int i,ok;
for(i=1;i<=N;++i){
if(stare[i]){
ok=1;
for(vector<int>::iterator it=nr[i].begin();it!=nr[i].end() && ok;++it)
if(!stare[*it]){
mut[i]=*it;
ok=0;
}
}
}
}
int main(){
freopen("pioni.in","r",stdin);
freopen("pioni.out","w",stdout);
int i,a,b;
scanf("%d%d%d",&T,&N,&M);
for(i=0;i<M;++i){
scanf("%d%d",&a,&b);
nr[a].push_back(b);
}
for(i=1;i<=N;++i){
if(!viz[i])
df(i);
}
mutari();
for(;T;--T)
solve();
fclose(stdin);
fclose(stdout);
return 0;
}