Recursion Questions - 4 | GCD | Euclids Algorithm | Lecture 31 | Java & DSA Course
Are you following the Recursion series regularly?
We recommend doing this if you wish to have the maximum out of these concepts.
In this class, Manvi Goel ma’am will take you a step ahead and explain the GCD problem.
Here, you will understand GCD (Greatest Common Divisor) or HCF (Highest Common Factor) and will learn how to code it in Java, starting from brute force to the most efficient approach along with their time complexities.
So what are we waiting for?
Let us meet in the class!
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TIME STAMPS:
00:00 - What is Recursion?
01:05 - Recursion 4 points in brief
01:23 - Recap of the last video
02:03 - Tips about recursion
03:10 - Today’s checklist
04:17 - Let’s start with GCD
06:39 - Brute Force Approach
08:43 - Brute Force Approach Time Complexity
10:15 - Long Division Approach
14:26 - Long Division Code
18:06 - Euclid’s Algorithm to find GCD
22:15 - Euclid’s Algorithm Code
24:16 - Euclid’s Algorithm Dry Run
28:33 - Finding LCM
29:07 - Summary
29:50 - Wrapping up
30:07 - Extra Problems
30:56 - PW Skills Website
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