#include <fstream>
using namespace std;
ifstream fin("cautbin.in");
ofstream fout("cautbin.out");
int n, m, i, j, v[100005], x, tip;
int caut0(int st, int dr, int x)
{
    int m;
    while(st<=dr)
    {
        m=(st+dr)/2;
        if(v[m]<x)
            st=m+1;
        else if(v[m]>x)
            dr=m-1;
        else
        {
            if(v[m+1]==x&&m+1<=n)
            st=m+1;
            else return m;
        }
    }
    return -1;
}
int caut1(int st, int dr, int x)
{
    int m;
    while(st<=dr)
    {
        m=(st+dr)/2;
        if(v[m]<x)
            st=m+1;
        else if(v[m]>x)
            dr=m-1;
        else
        {
            if(v[m+1]==x&&m+1<=n)
            st=m+1;
            else return m;
        }
        if((v[m]<x&&v[m+1]>x)||(v[m]<x&&m+1>n))
            return m;
    }
    return -1;
}
int caut2(int st, int dr, int x)
{
    int m;
    while(st<=dr)
    {

        m=(st+dr)/2;
        if(v[m]<x)
            st=m+1;
        else if(v[m]>x)
            dr=m-1;
        else
        {
            if(v[m-1]==x&&m-1>=0)
            dr=m-1;
            else return m;
        }
        if((v[m]>x&&v[m-1]<x)||(v[m]>x&&m-1<1))
            return m;
    }
    return -1;
}
int main()
{
    fin>>n;
    for(i=1;i<=n;i++)
        fin>>v[i];
    fin>>m;
    for(i=1;i<=m;i++)
    {
        fin>>tip>>x;
        if(tip==0)
            {
                fout<<caut0(1,n,x)<<'\n';
            }
        if(tip==1)
            {
                fout<<caut1(1,n,x)<<'\n';
            }
        if(tip==2)
            {
                fout<<caut2(1,n,x)<<'\n';
            }
    }
    return 0;
}