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#include<iostream>
#include<stdio.h>
#include<stdlib.h>
#include<iomanip>
#include<vector>
#include<math.h>
#include<fstream>
#include<string>
#include<limits.h>
#include<climits>
#include<algorithm>
#include<unordered_set>
using namespace std;
vector<int>nums;
int cautbin0( int x)
{
int lo = 0;
int hi = nums.size() - 1;
int ok = 0;
int res = -1;
while (lo <= hi)
{
int mid = (int)(lo + ((double)hi - lo) / 2);
if (nums[mid]>x)
{
hi = mid - 1;
}
else {
if (nums[mid] == x) {
ok = 1;
res = mid;
}
lo = mid + 1;
}
}
if (ok == 0)
return -1;
return res;
}
int cautbin1( int x)
{
int lo = 0;
int hi = nums.size() - 1;
int res = -1;
while (lo <= hi)
{
int mid = (int)(lo + ((double)hi - lo) / 2);
if (nums[mid]>x)
{
hi = mid - 1;
}
else {
if (nums[mid] <= x) {
res = mid;
}
lo = mid + 1;
}
}
return res;
}
int cautbin2(int x)
{
int lo = 0;
int hi = nums.size() - 1;
int res = -1;
while (lo <= hi)
{
int mid = (int)(lo + ((double)hi - lo) / 2);
if (nums[mid]<x)
lo = mid + 1;
else {
if (nums[mid] >= x)
{
res = mid;
}
hi = hi - 1;
}
}
return res;
}
int main()
{
freopen("cautbin.in", "r", stdin);
freopen("cautbin.out", "w", stdout);
int n;
scanf("%d", &n);
for (int i = 0; i < n; i++)
{
int inter;
scanf("%d", &inter);
nums.push_back(inter);
}
int querries;
scanf("%d", &querries);
for (int i = 0; i < querries; i++)
{
int command;
scanf("%d", &command);
int x;
scanf("%d", &x);
int res=0;
switch (command) {
case 0:
res = cautbin0(x);
if (res != -1)
{
res += 1;
}
printf("%d\n", res);
break;
case 1:
printf("%d\n",cautbin1(x) + 1);
break;
case 2:
printf("%d\n", cautbin2(x) + 1);
}
}
return 0;
/*ifstream in("cautbin.in");
ofstream out("cautbin.out");
int n;
in >> n;
for (int i = 0; i < n; i++)
{
int inter;
in >> inter;
nums.push_back(inter);
}
int querries;
in >> querries;
for (int i = 0; i < querries; i++)
{
int command;
in >> command;
int x;
in >> x;
int res = 0;
switch (command) {
case 0:
res = cautbin0(x);
if (res != -1)
{
res += 1;
}
out << res << endl;
break;
case 1:
out << cautbin1(x) + 1 << endl;
break;
case 2:
out << cautbin2(x) + 1 << endl;
}
}
in.close();
out.close();
return 0;*/
}