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HackerRank - CodeForces - URI

HackerRank

Problem Solving

Algorithm:

Warmup
Implementation

Easy

  1. Number lines jump
  2. Equalize the array
  3. Grading students
  4. Breaking the records
  5. Divisible sum pairs
  6. Migratory birds (javaScript)
  7. Bill division
  8. Sales by match (javaScript)
  9. Drawing books
  10. Subarray divison
  11. Designer PDF viewer
  12. Designer PDF viewer (javaScript)
  13. Utopain blob
  14. Electronic shop
  15. Find Digit
  16. Library Fine
  17. Day of the programmer
  18. Jumping on the clouds
  19. The hurdle race
  20. Beautiful days at the movies
  21. Cats and a mouse
  22. Halloween sale
  23. Minimum distances
  24. Modified kaprekar numbers
  25. Sherlock and squares
  26. Angry Professor
  27. Beautiful triplets
  28. Counting vallyes
  29. Cut the sticks
  30. Repeated string
  31. Apple and orange
  32. Viral advertising
  33. Circular array rotation
  34. Save the prisoner
  35. Fair rations
  36. Sequence equation
  37. Happy ladybugs (javaScript)
  38. Service lane
  39. ACM ICPC Team (javaScript)
  40. Lisa's workbook
  41. Between two sets
  42. Picking numbers
  43. Chocolate feast
  44. Taum and B'day
  45. Cavity map
  46. Jumping on the clouds:Revisited
  47. Manasa and stones (javaScript)
  48. Append and delete

Medium

  1. Extra long factorial (javaScript)
  2. The grid search (javaScript)
  3. The time in words (javaScript)
  4. Sherlock and the valid string (javaScript)
  5. Encryption (javaScript)
  6. The full counting sort (javaScript)

Hard

Strings

Easy

  1. Caesar cipher
  2. Pangrams
  3. Hackerrank in a string
  4. camelCase
  5. Strong password
  6. Funny string
  7. Gemstones
  8. Alternating characters
  9. Two string (javaScript)
  10. Anagram
  11. Making anagrams
  12. Mars exploration
  13. String constructor (javaScript)
  14. Super reduce string (javaScript)
  15. Weighted uniform strings (javaScript)
  16. The love letter mystery
  17. Palindrome index (javaScript)
  18. Beautiful binary string
  19. Two characters
  20. Game of Thrones I

Medium

Hard

Sorting

Easy

  1. Closest number
  2. Find the median
  3. Intro the tutorial challenge
  4. Insertion sort part-1
  5. Insertion sort part-2
  6. Correctness and the loop invariant
  7. Running time of algorithms
  8. Counting sort 1
  9. Counting sort 2

Medium

Hard

Search

Easy

  1. Missing numbers
  2. Ice cream parlor

Medium

Hard

Data Structures:

Array

Easy

  1. Array DS
  2. 2D Array - DS
  3. Left Rotation

Medium

  1. Sparse arrays

Hard

CodeForces

  1. A
  2. B

URI

Beginner

  1. Solution_1001-1037
  2. Solution_1038-1073
  3. Solution_1074-1144
  4. Solution_1145-1181
  5. Solution_1182-1864