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Cod sursa(job #926232)
#include<iostream>
#include<fstream>
usingnamespace std;
fstream f("stramosi.in",ios::in), g("stramosi.out",ios::out);
int v[250000],n,m,p;
int main()
{
int x,p;
f>>n>>m;
for(int i=1;i<=n;i++)
f>>v[i];
for(int i=1;i<=m;i++)
{
f>>x>>p;
while(p and v[x])
{
x=v[x];
p--;
}
if(v[x]==0 and p)
g<<"0"<<'\n';
else
g<<x<<'\n';
}
return 0;
}