388 | Превращение

Java Solution:

import java.util.Scanner;
public class solution_1 {

    public static void main(String[] args){
        Scanner scn = new Scanner(System.in);        int n = scn.nextInt(), counter = 0;        try{
            while (n != 1){
                if (n % 2 == 0){
                    n /= 2;                    counter++;                } else {
                    n += 1;                    counter++;                }
            }
        } catch (Exception e){
            e.getMessage();        }
        System.out.print(counter);
    }

}