Day 08

1，数组扩容 public static void grow(int[] array) { //1. 参数合法性判断 if (null == array || array.length == 0) { System.out.println("小伙子你会不会用~~~"); return; } //2. 获取原数组元素个数 int oldCapacity = array.length; //3. 经过

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