Cod sursa(job #733429)

Utilizator misinozzz zzz misino Data 12 aprilie 2012 10:30:13
Problema Stramosi Scor 70
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream f("stramosi.in");
ofstream g("stramosi.out");
int n,m,i,k,nr,x,y,a[250001];
int main()
{f>>n>>m;
for(i=1;i<=n;++i)
	f>>a[i];
for(i=1;i<=m;++i)
{f>>x>>y;k=x;nr=0;
while(nr<y&&k!=0)
{++nr;
k=a[k];
}
if(nr<y)
	g<<0<<'\n';
else
	g<<k<<'\n';
}
return 0;
}