/// Craciun Catalin
///  Sticle
///   www.infoarena.ro/problema/sticle
#include <fstream>
#include <iostream>
#include <cmath>

using namespace std;

ifstream f("sticle.in");
ofstream g("sticle.out");

unsigned int n,t;

int main()
{
    f>>t;
    for (unsigned int i=1;i<=t;i++)
    {
        f>>n;

        if (n==1)
            g<<"0\n";
        else if (n==2)
            g<<"1\n";
        else if (floor(log2(n)==log2(n)))
            g<<log2(n)<<"\n";
        else
            g<<floor(log2(n))+1<<"\n";
    }

    f.close();
    g.close();

    return 0;
}