logn.java

public class Logn {

    static void computeLogN(int n){
        int result = 0;
        int number = n;
        while(n>0){
            n=n/2;
            if(n>=1)
                result++;
        }
        System.out.println("Log"+number + " value: " +  result);
    }

    public static void main(String[] args) {
        int n = 64;
        computeLogN(n);
    }
}