#include<cstdio>
using namespace std;

int a[250005],nivel[250005];

int main ()
{
    int n,m,p,q,i,j,cont;
    freopen("stramosi.in","r",stdin);
    freopen("stramosi.out","w",stdout);
    scanf("%d%d",&n,&m);
    for (i=1; i<=n; i++)
        scanf("%d",&a[i]);
    for (i=1; i<=n; i++)
    {
        if (a[i]==0)
            nivel[i]=1;
        else nivel[i]=nivel[a[i]]+1;
    }
    for (i=1; i<=m; i++)
    {
        scanf("%d%d",&q,&p);
        if (p>=nivel[q])
            printf("0\n");
        else
        {
            j=q; cont=0;
            while (cont<p && j!=0)
            {
                cont++;
                j=a[j];
            }
            printf("%d\n",j);
        }
    }
    return 0;
}