Recursion is a powerful and elegant tool, are there certain logics mast use recu

Question

Recursion is a powerful and elegant tool, are there certain logics mast use recursion? Can you replace a recursion logic steps with common loop statements such as while or do..while construct? Suppose myList is an object of the ArrayList. How do you add the wring "NYIT CS Department" to the end of the list? Write down the code only, no need to explain in detail. Suppose myList is an object of the class ArrayList that contains the string "Step 3: Planning" at index position 10. How do you change the string at index position 10 to "Step 3: Planning phase"? Write down the code only, no need to explain in detail.

Explanation / Answer

21) 1) yes. 2) yes

22) myList.add("NYIT CS Department");

23) actionSteps.add( 10, "Step 3:Planning phase" );

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