把浅拷贝过程留在构造方法里,不让外部接触到
class Score { private int[] scores; public Score(int[] scores) { int[] tmp = new int[scores.length]; for (int i=0;i<scores.length;i++) { tmp[i] = scores[i]; } this.scores = tmp; }
借楼,作业思路,就是.复制另一份出来
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alienation
把浅拷贝过程留在构造方法里,不让外部接触到