import myIO.*;

public class LoopTestApp {

  public static void main(String[] args) {

    // create Accumulator object
     . . . 
    int data;    // each data item

    boolean moreData = true;
    while (moreData) do {

       data = IO.getInt("Enter next integer");  
       IO.appendOutput("Next number to add is " + data);

       // Students will modify so user can choose add or multiply
       // Use method 
       //   IO.getBoolean()
       //   to select multiply or add operation

       acc.add(data);
       // append partial result to output
      
       // check if more data
    }



    // append sum and product to output
    //   display output
    . . . 
    }  
}