Recap 1: Cautare binara C++

Cautare binara in vector sortat

li=0;
lf=n-1;
ok=0;
while (li<=lf && ok==0)
{
	int mij=(li+lf)/2;
	if(v[mij]==k) (val cautata)
		ok=1;
	else
		if(k<v[mij])
			lf=mij-1;
		else
			li=mij+1;
}