Cod sursa(job #1126849)

Utilizator FasinedJohnny Bravo Fasined Data 27 februarie 2014 10:03:34
Problema Cautare binara Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.54 kb
#include<fstream>
#include<algorithm>
#define nx 100007
using namespace std;
int n,m,i,v[nx],t,x,y;

ifstream fin("cautbin.in");
ofstream fout("cautbin.out");

int main()
{
    fin>>n;
    for(i=1;i<=n;i++)fin>>v[i];
    fin>>m;
    for(i=1;i<=m;i++)
    {
        fin>>t>>x;

        if(t==2)
        {
            y=lower_bound(v+1,v+n+1,x)-v;
        }
        else
        {
            y=upper_bound(v+1,v+n+1,x)-v-1;
            if(v[y]!=x && !t)y=-1;
        }

        fout<<y<<'\n';
    }
    return 0;
}