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Competitive-Programming-and-Problem-Solving-for-Interviews

In this repository you will find solutions of some problems from various Competitive Programming platforms which includes HackerRank, CodeChef, LeetCode, CodeForces, Spoj etc..

Code Chef

  1. Ada King (ADAKING)
  2. Cache Hit (CACHEHIT)
  3. Chef and Strings (CHEFSTR1)
  4. Chef and Card Game (CARDGAME)
  5. Missing a Point (PTMSSNG)
  6. Chef vs Doof (CLLCM)
  7. Even-tual Reduction (EVENTUAL)
  8. OR-thodox Distinction (ORTHODOX)
  9. Usain Bolt(USANBOLT)
  10. What Is This, a Crossover Episode Problem (BOJACK)
  11. Is This a Give Away (GVAWAY)
  12. Chef and Linear Chess (LINCHESS)
  13. Chef Wars - Return of the Jedi (CHEFWARS)
  14. Another Card Game Problem (CRDGAME3)
  15. Chefina and Swaps (CHFNSWPS)
  16. Doctor Chef (DRCHEF)
  17. Chef and Steps (CHEFSTEP)
  18. Smallest KMP (SKMP)
  19. Chef and Wedding Arrangements (CHEFWED)
  20. Polygon Relationship (POLYREL)
  21. Bowling Strategy (BOWLERS)
  22. Chef and Easy Queries (CHEFEZQ)
  23. Covid Run (CVDRUN)

HackerRank

  1. AdderClass (Java skill Certification)
  2. How Will you Compare (Java skill Certification)
  3. AverageFunction (Python skill Certification)
  4. ReverseWords (Python skill Certification)

LeetCode

  1. Hamming Distance
  2. Rotate Array
  3. Remove Duplicates
  4. Add Digits
  5. Maximum Subarray
  6. Trapping Rain Water
  7. Container With Most Water
  8. Single Number I
  9. Single Number II
  10. Search Insert Position
  11. Reverse String
  12. Reverse Vowels of a String
  13. Ransom Note
  14. Valid Palindrome
  15. Plus One
  16. Nim Game
  17. Sliding Window Maximum
  18. Running Sum of 1d Array
  19. Defanging an IP Address
  20. To Lower Case
  21. Maximum Sum Circular Subarray
  22. Roman to Integer
  23. Reverse Integer
  24. Palindrome Number
  25. Minimum Cost to Move Chips to The Same Position

CodeForces

  1. Yet Another Two Integers Problem

SPOJ

  1. ARRAYSUB