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#include <iostream>
#include <fstream>
using namespace std;
ifstream f("cautbin.in");
ofstream g("cautbin.out");
int n, v[100005], m,x,y;
int cautare(int x, int n, int v[100005])
{
int l = 0, r = n, m, s=-1;
while (l <= r)
{
m = (l + r) / 2;
if (v[m] == x)
{
s = m;
l++;
}
if (v[m] > x)
{
r = m - 1;
}
if (v[m] < x)
{
l = m + 1;
}
}
return s;
}
int main()
{
f >> n;
for (int i = 1; i <= n; i++)
{
f >> v[i];
}
f >> m;
for (int i = 1; i <= m; i++)
{
f >> x >> y;
if (x == 0)
{
int solmax = -1;
for (int j = 1; j <= n; j++)
{
if (v[j] == y)
{
int s = cautare(y, n, v);
if (s >= solmax)
{
solmax = s;
}
}
}
g << solmax;
}
}
}