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#include <bits/stdc++.h>
using namespace std;
ifstream f("cautbin.in");
ofstream g("cautbin.out");
const int NMAX=100005;
int n,m,op,x,v[NMAX];
int main()
{
f>>n;
for(int i=1; i<=n; i++)
f>>v[i];
f>>m;
for(int i=1; i<=m; i++)
{
f>>op>>x;
if(op==0)
{
int a=upper_bound(v+1,v+n+1,x)-v-1;
if(a>=1 && a<=n && v[a]==x)
g<<a;
else
g<<-1;
}
else if(op==1)
g<<lower_bound(v+1,v+n+1,x+1)-v-1;
else
g<<upper_bound(v+1,v+n+1,x-1)-v;
g<<"\n";
}
return 0;
}