1   // Fig. 11.16: fig11_16.cpp 
2   // Using hex, oct, dec and setbase stream manipulators.
3   #include <iostream.h>
4   #include <iomanip.h>
5   
6   int main()
7   {
8      int n;
9   
10     cout << "Enter a decimal number: ";
11     cin >> n;
12  
13     cout << n << " in hexadecimal is: " 
14          << hex << n << '\n'
15          << dec << n << " in octal is: " 
16          << oct << n << '\n'
17          << setbase( 10 ) << n << " in decimal is: " 
18          << n << endl;
19  
20     return 0;
21  }