riyakushwaha / Interview-Preparation-Java

This repositiory contains easy to hard level Java codes that one must practice to excel in Technical Interviews.

Java

This repository contains codes on all DSA concepts in Java Language.

HackerRank

1. Anagrams
2. ArrayManipulation
3. BinarySeachTree: Height & OrderLevelTraversal
4. Bitwise AND
5. Comparator
6. FraudNotification
7. FrequencyCount
8. HourGlassSum
9. MarkAndToys
10. MergePoint: LinkedList
11. MinSwap
12. NewYear
13. RansomNote
14. Regex
15. TwoStrings

PepCoding Java Foundation

1. AllOcurrenceRecusrion
2. AnyBaseAddition
3. AnyBaseMultiplication
4. AnyBaseSubtraction
5. Array Inverse
6. ArraySubset
7. BaseToBaseConversion
8. BenjaminBulbs
9. CeilAndFloor
10. FirstOccurrence
11. GetSubsequence
12. KeypadCombination
13. LastOccurrenceRecursion
14. MatrixMultiplication
15. MatrixSpiralTraversal
16. MatrixWaveTraversal
17. Pattern1
18. Pattern2: CodeVita Question
19. Pattern3: Square - Diamond
20. Pattern4: Number Valley
21. Pattern5: Arrow
22. PowerByRecusrion
23. PrimeFactors
24. ShellRotateMatrix
25. ASCIIDiff
26. WPattern

PrepBytes

1. ArrayShrink

GeeksforGeeks

1. MaxLength: LongestIncreasingSubArray
2. ArrayLeader

Leetcode

1. PivotArray: PivotIndexInArray
2. TwoSum
3. MissingNumber
4. MonotonicArray

Basics

1. BinarySearch
2. BubbleSort
3. ButterflyPattern
4. CountingSort
5. Diamond: Pattern
6. InsertionSort
7. MergeSort
8. PascalTriangle
9. QuickSelectAlgo
10. QuickSort
11. RadixSort
12. SelectionSort
13. TowerOfHanoi