// Author:  Keith Shomper
// Date:    10/20/03
// Putpose: Demonstrates how to use dec, oct and hex manipulators to change the
//          numberic base of the output stream

#include <iostream>

using namespace std;

int main() {

   string s = "";      // For receiving input

   // Keep going until a "quit" is typed
   while (s[0] != 'q') {

      // get a string
      getline(cin, s, '\n');

      // if the string begins with a command letter, perform that command
      // if the string begins with a number, then output the number
      // if the string is anything else, then complain
      switch (s[0]) {
         case 'd' : cout << "Switching to decimal " << dec << endl;
                    break;
         case 'o' : cout << "Switching to octal " << oct << endl;
                    break;
         case 'h' : cout << "Switching to hexidecimal " << hex << endl;
         case 'q' : break;
         case '0' :
         case '1' :
         case '2' :
         case '3' :
         case '4' :
         case '5' :
         case '6' :
         case '7' :
         case '8' :
         case '9' : cout << atoi(s.c_str()) << endl;
                    break;
         default  : cout << "Input not valid, enter command or number." << endl;
      }
   }

   return 0;
}