Cod sursa(job #2784353)
Utilizator | Data | 16 octombrie 2021 12:54:23 | |
---|---|---|---|
Problema | Cbinteractiv | Scor | 70 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.33 kb |
#include <iostream>
using namespace std;
int main()
{
int n,st,dr,mijl,rasp;
cin>>n;
st=1;
dr=n;
while (st<dr)
{
mijl=(st+dr)/2;
cout<<"? "<<mijl<<endl;
cin>>rasp;
if (rasp==0)
st=mijl+1;
else
dr=mijl;
}
cout<<"! "<<mijl<<endl;
return 0;
}