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Unit testing of a shuffle method on a list

Consider the following class: How would I unit test the shuffle() method? I am using JUnit 4 for testing. I have the following options: Test shuffle() to see that it does not generate an exception. Test shuffle() and check if the deck actually gets shuffled. Example pseudocode of option 2: The only culprit here is that when executing a test

Converting C++ code to JAVA

I have to convert my code to Java Code I already converted but i couldn’t find my mistake i cannot point variables to each other.. This is my java code when i look at the int sum1 = (i / 2) + fun(k.value=i); int sum2 = fun(k.value=j) + (j / 2); part isn’t true about point to true values. How