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#include<bits/stdc++.h>
using namespace std;
ifstream fin("cautbin.in");
ofstream fout("cautbin.out");
int i,a[100005],m,k,x,n,r;
int main()
{
fin>>n;
for(i=1;i<=n;i++)
{
fin>>a[i];
}
fin>>m;
for(i=1;i<=m;i++)
{
fin>>k>>x;
if(k==0){ r= upper_bound(a + 1, a + n + 1, x) - a - 1;
if(a[r]!=x) fout<<"-1\n";
else fout<<r<<"\n";
}
if(k==1) fout<<lower_bound(a + 1, a + n + 1, x + 1) - a - 1<<"\n";
if(k==2) fout<<upper_bound(a + 1, a + n + 1, x - 1) - a<<"\n";
}
return 0;
}