Alg_Lab_8 (lll semester)

#include "stdafx.h"
#include "iostream"
#include "windows.h"

using namespace std;

void dec_to_bin(int dec)
{
    if (dec >= 2)
        dec_to_bin(dec / 2);
    cout << dec % 2;
}
void dec_to_oct(int dec)
{
    if (dec >= 8)
        dec_to_oct(dec / 8);
    cout << dec % 8;
}
void dec_to_hex(int dec)
{
    if (dec == 0)
        return;

    int rem = dec % 16;
    dec /= 16;
    dec_to_hex(dec);
    if (rem > 9)
        cout << (char)(rem - 10 + 'A');
    else
        cout << rem;
}
int main()
{
    while (1)
    {
        int dec;
        cout << "Enter value: ";
        cin >> dec;
        cout << dec << "[10] -> ";
        dec_to_bin(dec);
        cout << "[2]" << endl;
        cout << dec << "[10] -> ";
        dec_to_oct(dec);
        cout << "[8]" << endl;
        cout << dec << "[10] -> ";
        dec_to_hex(dec);
        cout << "[16]" << endl << endl;
    }
}