Interactive

#include <iostream>
#include "header.h"
using namespace std;
int VAL_CAUTATA;
char intreaba(int val)
{
    if(val<VAL_CAUTATA)
        return '<';
    else if(val==VAL_CAUTATA)
        return '=';
    else
        return '>';
}
void raspunde(int val)
{
    if(val==VAL_CAUTATA)
        cout<<"BRAVO! Ai gasit numarul ascuns";
    else
        cout<<"N-ai orizont";
}
int main()
{
    cin>>VAL_CAUTATA;
    gaseste();
    return 0;
}


void gaseste();
void raspunde(int);
char intreaba(int);


#include <bits/stdc++.h>
#include "header.h"
using namespace std;
void gaseste()
{
    int r=0,pas=1<<30;
    char c;
    while(pas)
    {
        c=intreaba(r+pas);
        if(c=='<')
            r+=pas;
        else if(c=='=')
        {
            raspunde(r+pas);
            exit(0);
        }
        pas/=2;
    }
    raspunde(r);
    return;
}