Cod sursa(job #716499)

Utilizator misinozzz zzz misino Data 18 martie 2012 21:44:21
Problema Stramosi Scor 70
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream f("stramosi.in");
ofstream g("stramosi.out");
int x,y,m,n,k,nr,i,a[250001];
int main()
{f>>n>>m;
for(i=1;i<=n;f>>a[i],++i);
for(i=1;i<=m;++i)
{f>>x>>y;
nr=0;
k=x;
while(nr<y&&a[k]!=0)
{k=a[k];
++nr;
}
if(nr<y)
	g<<'0';
else
	g<<k;
g<<'\n';
}
f.close();
g.close();
return 0;
}