蔡小司

Oh, never mind. I was hit with the Windows Security trojan removal bug too

And since I'm here, usually you would override the `toString()` method for this so the client can decide what to do with it, such as printing to the console. I'm...

@vaishnavi192 I was thinking something maybe like this: ```java public interface PMatrix { default void print(){ System.out.println(this); } } public class PMatrix2D implements PMatrix { @Override public String toString() {...

And since I'm here, I have a suggestion that doesn't have to be taken seriously. I'm just having fun learning about streams and functional programming in Java recently. This: ```java...

Oh, also `Float.isNaN()` and `Float.isInfinite()` are being checked on `int big` which is not a float. Not sure why that is. I'm guessing big was a float in the past