#include <iostream.h>
#include <stdio.h>
#include <conio.h>

void main()
{
    int x;
    cout << "Enter a number: ";
    cin >> x;
    cout << "The series of numbers are: \n";
    while (x != 1)
    {
        cout << x << " ";
        if (x % 2 == 1)
        {
            x = x * 3 + 1;
        }
        else
        {
            x = x / 2;
        }
    }
    cout << "1";
    getch();
    clrscr();
}

#include <iostream>
using namespace std;
int main()
{
    int x;
    cout << "Enter a number: ";
    cin >> x;
    cout << "The series of numbers are: \n";
    while (x != 1)
    {
        cout << x << " ";
        if (x % 2 == 1)
            x = x * 3 + 1;
        else
            x = x / 2;
    }
    cout << "1";
    return 0;
}