//
//  main.cpp
//  stramosi
//
//  Created by Catalina Brinza on 11/26/13.
//  Copyright (c) 2013 Catalina Brinza. All rights reserved.
//

#include <fstream>
#include <vector>
#include <math.h>
#define MAX_N  250001

using namespace std;
ifstream f("stramosi.in");
ofstream g("stramosi.out");
int main()
{int n,m,i,x,l,q,p;
    vector<int> a[MAX_N];
    bool viz[MAX_N];
    f>>n>>m;
    for (i=1;i<=n;++i)
    {
        f>>x;
        a[i].push_back(x);
        viz[i]=false;
        if (x==0) viz[i]=true;
    }
    bool ok=true;l=1;
    while (ok)
    {
        i=1;
        ok=false;
        while (i<=n)
        {
            if (!viz[i])
            {
                ok=true;
                if (a[a[i][l-1]].size()>=l) a[i].push_back(a[a[i][l-1]][l-1]);
                else a[i].push_back(-1);
                if (a[i][l]==0 || a[i][l]==-1) viz[i]=true;
             
            }
            ++i;
        }
        ++l;
    }

    for (i=0;i<m;++i)
    {  f>>q>>p;
        while (p!=0)
        {
            l=log2(p);
            if (a[q][0]==0)
            {
                q=0; break;
            }
            if (a[q].size()>=l) q=a[q][l];
            else {q=0; break;}
            p-=(1<<l);
        }
        g<<q<<"\n";
    }
    return 0;
}