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#include<fstream>
#include<algorithm>
using namespace std;
ifstream fin("cautbin.in");
ofstream fout("cautbin.out");
int n,a[100005],m;
int main()
{
int i,j,x,y,poz;
fin>>n;
for (i=1;i<=n;i++) fin>>a[i];
fin>>m;
for (j=1;j<=m;j++)
{
fin>>x>>y;
if (x==0)
{
poz=upper_bound(a+1,a+n+1,y)-a;
if (a[poz-1]==y) fout<<poz-1;
else if (a[poz]==y) fout<<poz;
else fout<<"-1";
}
if (x==1)
{
poz=upper_bound(a+1,a+n+1,y)-a;
if (a[poz]==x) fout<<poz;
else fout<<poz-1;
}
if (x==2)
{
poz=lower_bound(a+1,a+n+1,y)-a;
if (a[poz]==y) fout<<poz;
else
{
poz=upper_bound(a+1,a+n+1,y)-a;
fout<<poz;
}
}
fout<<"\n";
}
return 0;
}