#include <fstream>
#include <iostream>
using namespace std;
ifstream f("cautbin.in");
ofstream g("cautbin.out");
int n, v[100005], x, cer, q;

int cautbin0(int nr)
{
   int st=1, dr=n, mid;
   if(v[dr]==nr) return dr;
   while(st<dr)
   {
   mid=st+(dr-st)/2;
   if(v[mid]==nr && v[mid+1]!=nr)
   return mid;
   if(v[mid]>nr) dr=mid;
   else st=mid;
   }
   return -1;
}

int cautbin1(int nr)
{
   int st=1, dr=n, mid;
   if(v[dr]==nr) return dr;
   while(st<dr)
   {
   mid=st+(dr-st)/2;
   if(v[mid]<=nr && v[mid+1]>nr)
   return mid;
   if(v[mid]>nr) dr=mid;
   else st=mid;
   }
   return -1;
}

int cautbin2(int nr)
{
   int st=1, dr=n, mid;
   if(v[st]==nr) return dr;
   while(st<dr)
   {
   mid=st+(dr-st)/2;
   if(v[mid]>=nr && v[mid-1]<nr)
   return mid;
   if(v[mid]>=nr) dr=mid;
   else st=mid;
   }
   return -1;
}

int main()
{
    f>>n;
    for(int i=1; i<=n; i++)
    f>>v[i];
    f>>q;
    for(int i=1; i<=q; i++)
    {f>>cer>>x;
    if(cer==0)
    g<<cautbin0(x)<<'\n';
    else if(cer==1)
    g<<cautbin1(x)<<'\n';
    else if(cer==2)
    g<<cautbin2(x)<<'\n';
    }
    return 0;
}