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I wrote this journal entry after completing the CodingBat problems. The part I had the most difficulty with was String-2, where I couldn’t complete the xyzThere problems. I encountered some index out of range errors and struggled to come up with a solution. So, I decided to move on to bobThere, which also gave me trouble. However, on my last attempt, I remembered regex patterns and used them. For Map-1, I hadn't practiced in a long time, so I used the Java Help link, and I didn’t have any trouble solving the problems after that. The same was true for functional-1; I had never practiced it before, but Java Help showed me the replaceAll() method, and all the exercises were similar. For String-2, it took me a lot of tries to earn the 2 stars. For each exercise, I read the problems, took a moment to think of solutions, and tried my approach. If my solution didn’t work, I checked if I could replace something or thought of a n...