Computer Programming
68 learners
Easy Interview Coding Practice in Ruby
Start your coding interview preparation with easy-level problems. This course will help you build a solid foundation by solving common problems like reversing a string, finding the maximum number in a list, and checking for prime numbers. These exercises will enhance your problem-solving skills and boost your confidence for coding interviews in Ruby.
Ruby
See path
5 lessons
25 practices
3 hours
Badge for General Programming and Algorithms,
General Programming and Algorithms
Lessons and practices
Lesson 1: String Manipulation Fundamentals
Find Vowel Positions in a String
Shift Letters in a String
Toggle Case Transformation Task
Replace Characters in a String
Swap Adjacent Characters in String
Palindrome Checker
Lesson 2: Basic Array Operations
Find the Minimum Number from a List
Counting Even and Odd Integers
Count Occurrences of the Smallest Integer
Find the Second Largest Number in a List
Lesson 3: Standard Math Algorithms
Determine if a Number is a Perfect Square
Next Prime Number Calculation Task
Get Prime Factors of an Integer
Checking Co-primality of Two Integers
Find the N-th Prime Number
Lesson 4: Intermediate Array Operations
Find First Occurrence Index
Count Unique Elements in an Array
Reversing an Integer List
Circular List Shift
Check Contiguous Subarray Presence
Lesson 5: Simple Recursion in Practice with Ruby
Calculate Sum Using Recursion
Countdown using Recursion
Sum of Digits Raised to Powers
Recursive String Reversal Task
Finding Fibonacci Numbers
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