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