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#include <iostream>
#include <fstream>
using namespace std;
int a,n,m,x,j,limS, limD ,v[100001],mij;
int main()
{
ifstream f("cautbin.in");
ofstream g("cautbin.out");
f>>n;
for (int i=1;i<=n;i++)
f>>v[i];
f>>m;
for (int i=1;i<=m;i++)
{
f>>a>>x;
limS=1;//limita stanga;
limD=n;//limita dreapta;
if (a==0)
{
while (limD-limS!=1)
{
mij=limS+(limD-limS)/2;
if (x>=v[mij]) limS=mij;
else limD=mij;
}
mij=limS+(limD-limS)/2;
if (v[mij+1]==x) g<<mij+1<<'\n';
else if (v[mij]==x) g<<mij<<'\n';
else g<<"-1"<<'\n';
}
if (a==1)
{
while (limD-limS!=1)
{
mij=limS+(limD-limS)/2;
if (x>v[mij]) limS=mij;
else limD=mij;
}
mij=limS+(limD-limS)/2;
g<<mij<<'\n';
}
if (a==2)
{
while (limD-limS!=1)
{
mij=limS+(limD-limS)/2;
if (x>=v[mij]) limS=mij;
else limD=mij;
}
//mij=limS+(limD-limS)/2;
g<<mij<<'\n';
}
}
return 0;
}