Олимпиадный тренинг

Задача . 37375


Задача

Темы:
Consider this class for Question:
public class BingoCard
{
  private int[] card;
  /** Default constructor: Creates BingoCard with
  * 20 random digits in the range 1 - 90.
  */
  public BingoCard()
  { /* implementation not shown */ }
  
  /* Display BingoCard. */
  public void display()
  { /* implementation not shown */ }
     ...
}
A program that simulates a bingo game declares an array of BingoCard. The array has NUMPLAYERS elements, where each element represents the card of a different player. 
Here is a code segment that creates all the bingo cards in the game:
/* declare array of BingoCard */
/* construct each BingoCard */
Assuming that players has been declared as an array of BingoCard, which of the following is a correct replacement for
/* construct each BingoCard */
I
for (BingoCard card : players)
    card = new BingoCard();

II
for (BingoCard card : players)
    players[card] = new BingoCard();

III
for (int i = 0; i < players.length; i++)
    players[i] = new BingoCard();
(A) I only
(B) II only
(C) III only
(D) I and III only
(E) I, II, and III

time 1000 ms
memory 32 Mb
Правила оформления программ и список ошибок при автоматической проверке задач

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