These are all Nested loop problems. I know the answers to the problems(provided), so please explain how to get the answer. Thank you! 1.Answer is 012123234. How is the answer 012123234?

2. The answer is 2358 when you enter 2. How is the answer 2358?

3. The answer is Hopper. How is the answer Hopper?

4. The answer is 21321 when you enter 1. How is the answer 21321?

for (int x = 0; x = 2; x++) for (int y = 0; y = 2; y++) System.out.print(x + y)