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#include <bits/stdc++.h>
using namespace std;
ifstream fin("cautbin.in");
ofstream fout("cautbin.out");
int A[100002],n,k,m,x ;
int main()
{
fin>>n;
for(int i=1; i<=n; i++)
{
fin>>A[i];
}
int y=3;
fin>>m;
for(int i=1; i<=m; i++)
{
fin>>k;
if(k==0)
{
fin>>y;
x=upper_bound(A +1,A+n+1 ,y)-A-1;
if(A[x]==y)
fout<<x<<'\n';
else
fout<<-1<<'\n';
}
else if(k==1)
{
fin>>y;
for(int i=y; i>=1; i--)
{
x=upper_bound(A +1,A+n+1 ,i)-A-1;
if(A[x]==i)
{
fout<<x<<'\n';
break;
}
}
}
else if(k==2)
{
fin>>y;
for(int i=y; i<=A[n]; i++)
{
x=lower_bound(A +1,A+n+1 ,i)-A;
if(A[x]==i)
{
fout<<x<<'\n';
break;
}
}
}
}
return 0;
}