// FILE: MkChange.cpp
// DETERMINES THE NUMBER OF UNITS OF CHANGE OF A PARTICULAR
//    DENOMINATION TO DISPENSE WHEN MAKING CHANGE
//    USES MONEY CLASS

void make_change
   (money change_denom,	// IN: denomination in which change
					//	is to be returned
    money& change_needed,	// INOUT: amount for which change needed
    int& num_units)		// OUT: number of units of specified
					//	   denomination to be returned

// Pre:  Change_denom > 0.0 and change_needed >= 0.0.
// Post: num_units is the number of units of change to dispense
//       and change_needed is reduced by the change amount given.

{
   num_units = int (change_needed / change_denom);
   change_needed = change_needed - (num_units * change_denom);
}  // end make_change