KwickClips Java · 41 sec · free
Can you reverse a word without a loop?
Short answer. Yes. Reverse the rest, then add the first letter.
How does recursion sum an array?
Add the current element to the sum of the rest, with the index as the base case.
Remember
| Solve the rest |
| Add one element |
Can you reverse a word without any loop? Yes. Reverse the rest, then add the first letter. An empty string stops it. Java becomes AVAJ. Remember. Solve the rest. Then add one element. Arrays work the same way.
This clip is from the full lesson: Recursion in Java — 8 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: ISC Class 11 Computer Science (868), ISC Class 12 Computer Science (868), ISC Class 12 Computer Science (868), Programming All levels Java
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