Pagini recente » Cod sursa (job #1183646) | Cod sursa (job #2492631) | Cod sursa (job #899081) | Cod sursa (job #1210633) | Cod sursa (job #2376676)
#include <iostream>
#include <fstream>
#include <algorithm>
using namespace std;
ifstream fin("cautbin.in");
ofstream fout("cautbin.out");
int v[100001], n;
short CautBin(int x)
{
int st = 1, dr = n, m;
while(st <= dr)
{
m = (st+dr)>>1;
if(v[m] == x)
{
while(v[m] == x)
{
m++;
}
return m-1;
}
else if(v[m] < x)
{
st = m+1;
}
else if(v[m] > x)
{
dr = m-1;
}
}
return -1;
}
int main()
{
int i;
fin>>n;
for(i=1; i<=n; i++)
{
fin>>v[i];
}
sort(v+1, v+n+1);
int m, x;
short c;
fin>>m;
for(i=1; i<=m; i++)
{
fin>>c>>x;
if(c == 0)
{
fout<<CautBin(x)<<'\n';
}
else if(c == 1)
{
fout<<upper_bound(v+1, v+n+1, x) - v - 1<<'\n';
}
else
{
fout<<lower_bound(v+1, v+n+1, x) - v<<'\n';
}
}
return 0;
}