#include <iostream>
#include <fstream>
#define maxn 100010

using namespace std;

ifstream f("cautbin.in");
ofstream g("cautbin.out");

int v[maxn];

int cb0(int s,int d,int x)
{
    int m;
    while(s<=d)
    {
        m=(s+d)/2;
        if(v[m]<=x)
          s=m+1;
        else
          d=m-1;
    }
    m=(s+d)/2;
    if(v[m]>x)m--;
    if(v[m]==x) return m;
    else return -1;
}

int cb1(int s,int d,int x)
{
    int m;
    while(s<d)
    {
        m=(s+d)/2;
        if(v[m]<=x)
          s=m+1;
          else
           d=m;
    }
    m=(s+d)/2;
    if(v[m]>x) m--;
    return m;
}


int cb2(int s,int d,int x)
{
    int m;
    while(s<d)
    {
        m=(s+d)/2;
        if(v[m]<x)
          s=m+1;
          else
           d=m;
    }
    m=(s+d)/2;
    if(v[m]<x) m++;
    return m;
}
int main()
{
    int n,i,m,tip,x;
    f>>n;
    for(i=1;i<=n;i++)
     f>>v[i];
    f>>m;
    for(i=1;i<=m;i++)
     {
         f>>tip>>x;
         if(tip==0) g<<cb0(1,n,x)<<"\n";
         if(tip==1) g<<cb1(1,n,x)<<"\n";
         if(tip==2) g<<cb2(1,n,x)<<"\n";
     }
    return 0;
}