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Cod sursa(job #578500)
#include<fstream>
#include<vector>
#define pb push_back
using namespace std;
int v[250010],n,m;
vector<int> s[250010];
int str(int x,int p)
{
while (p&&x)
{
x=v[x];
p--;
}
return x;
}
/*void calc ()
{
int i,x;
for (i=1;i<=n;i++)
{
x=v[i];
while (x)
{
s[i].pb(x);
x=v[x];
}
}
}*/
int main()
{
int i,j,x,y,p;
ifstream in("stramosi.in");
in>>n>>m;
for(i=1;i<=n;i++)
in>>v[i];
ofstream out("stramosi.out");
for (i=1;i<=m;i++)
{
in>>x>>p;
out<<str(x,p)<<'\n';
}
}