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#include <bits/stdc++.h>
using namespace std;
ifstream f("cautbin.in");
ofstream g("cautbin.out");
const int N = 100010;
int n,t,x,m,i,j,a[N];
int main()
{
f>>n;
for(i=1; i<=n; i++)
f>>a[i];
f>>m;
for(; m; m--)
{
f>>t>>x;
if(t==2)
{
g<<int(lower_bound(a+1,a+n+1,x)-a)<<'\n';
continue;
}
j=int(upper_bound(a+1,a+n+1,x)-a)-1;
if(t==0&&a[j]!=x)
g<<"-1\n";
else
g<<j<<'\n';
}
return 0;
}