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CodeSignal

Interview Practice with Classic Coding Questions in Java

via CodeSignal

Overview

This course focuses on classic coding questions commonly asked in technical interviews. You will practice implementing algorithms for problems such as searching in a matrix, rotating an array, and finding the longest common prefix. Master these algorithms to strengthen your coding skills and excel in technical interviews.

Syllabus

  • Lesson 1: Simple Matrix Practice in Java
    • Toeplitz Matrix Validator Task
    • Counting Smaller Integers in a Sorted Matrix
    • Finding Min and Max on the Secondary Diagonal
    • Finding the Row Containing the Target in a Sorted Matrix
  • Lesson 2: Advanced Array Manipulation Techniques
    • Reverse an Array In-Place
    • Anti-Clockwise Array Rotation
    • Shuffle Array Based on Interval
    • Reversing Array in Groups
    • Rearrange Array Quarters
  • Lesson 3: Introduction to String Manipulation in Java
    • String Intersection in Order
    • Longest Common Suffix Finder
    • Detect Longest Repeated Substring
    • Finding the Largest Common Prefix in an Array of Strings
    • Efficient Longest Common Prefix in Java
    • Finding the Most Common Substring
  • Lesson 4: Advanced ArrayList Manipulation in Java
    • Merging Two Sorted Lists
    • Merge and Sort Two Lists in Descending Order While Removing Duplicates
    • Remove Common Elements from Two Sorted Lists
    • Merge Multiple Sorted Lists in Java
  • Lesson 5: Simple Sorting Algorithms with Java
    • Selection Sort Implementation in Java
    • Insertion Sort Implementation
    • Implement Merge Sort in Java
    • QuickSort Implementation in Java

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