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#include <iostream>
#include<fstream>
#include<algorithm>
#include<vector>
using namespace std;
int n,m;
vector<int>v;
int main()
{
ifstream f("cautbin.in");
ofstream g("cautbin.out");
f>>n;
int i,a,b,j;
for(i=1;i<=n;i++){
f>>a;
v.push_back(a);
//cout<<sir[i]<<" ";
}
f>>m;
for(i=1;i<=m;i++){
f>>a>>b;
if(a==0){
if(v[upper_bound(v.begin(),v.end(),b) - v.begin()-1] == b)
g<<(upper_bound(v.begin(),v.end(),b) - v.begin())<<endl;
else g<<-1<<endl;
}
else if(a==1){
g<<(upper_bound(v.begin(),v.end(),b) - v.begin())<<endl;
}
else if(a==2){
g<<(lower_bound(v.begin(),v.end(),b) - v.begin()+1)<<endl;
}
}
f.close();
g.close();
return 0;
}