Create Unique No# Of Three-Digit.

 

#include <iostream>

using namespace std;

#include<string>

int main()

{

       int num = 0;

       cout << endl << " Display The Unique Three-Digit Number's Using This Number (1, 2, 3, 4)." << endl;

       cout << "Three-Digit Number's Are: " << endl;

       cout << " ";

       for (int d = 1; d <= 4; d++)

       {

              for (int s = 1; s <= 4; s++)

              {

                     for (int v = 1; v <= 4; v++)

                     {

                           if (v != d && v != s && d != s)

                           {

                                  num++;

                                  cout << d << s << v << " ";

                           }

                     }

              }

       }

       cout << endl << " num Three-Digit-Number Is: " << num << endl;

       system("pause");

}