mything.java

来自「java中的一些难题」· Java 代码 · 共 12 行

public class MyThing extends Thing {
    private final int arg;

    /*
     * This constructor is illegal. Rewrite it so that it has the same
     * effect but is legal.
     */
    public MyThing() {
        super(arg = (int)System.currentTimeMillis());
    }
}