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#include <fstream>
using namespace std;
ifstream in("cautbin.in");
ofstream out("cautbin.out");
const int L=16;
int v[100001],n;
int caut0(int x)
{
int r=0,pas=1<<L;
while(pas!=0)
{
if(r+pas<=n && v[r+pas]<=x)
{
r+=pas;
}
pas/=2;
}
if(v[r]!=x)
{
r=-1;
}
return r;
}
int caut1(int x)
{
int r=0,pas=1<<L;
while(pas!=0)
{
if(r+pas<=n && v[r+pas]<=x)
{
r+=pas;
}
pas/=2;
}
return r;
}
int caut2(int x)
{
int r=0,pas=1<<L;
while(pas!=0)
{
if(r+pas<=n && v[r+pas]<x)
{
r+=pas;
}
pas/=2;
}
r++;
return r;
}
int main()
{
int m,a,x;
in>>n;
for(int i=1; i<=n; i++)
{
in>>v[i];
}
in>>m;
for(int i=1; i<=m; i++)
{
in>>a>>x;
if(a==0) out<<caut0(x)<<"\n";
if(a==1) out<<caut1(x)<<"\n";
if(a==2) out<<caut2(x)<<"\n";
}
return 0;
}