#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("cautbin.in");
ofstream fout("cautbin.out");
int n,m,x,v[1000001],c,y;
int main()
{
    fin>>n;
    for(int i=1;i<=n;i++){
        fin>>v[i];
    }
    fin>>m;
    for(int i=1;i<=m;i++){
        fin>>c>>x;
        if(c==0){
            int st=1,dr=n,mid;
            while(st<=dr){
                mid=(st+dr)/2;
                if(v[mid]==x)
                    break;
                else if(v[mid]<x)
                    st=mid+1;
                else
                    dr=mid-1;
            }
            if(st<=dr){
                y=mid;
                while(v[y]==x)
                    y++;
                fout<<y-1<<"\n";
            }
                else
                    fout<<-1;
        }
        else if(c==1){}
    }
    return 0;
}