01. Hello, PythonPython Basics Easy
Python Basics Easy Solve → 02. Variables and typesPython Basics Easy
Python Basics Easy Solve → 03. Arithmetic operatorsPython Basics Easy
Python Basics Easy Solve → 04. f-stringsPython Basics Easy
Python Basics Easy Solve → 05. Cast a string to intPython Basics Easy
Python Basics Easy Solve → 06. Boolean operatorsPython Basics Easy
Python Basics Easy Solve → 07. Comparison chainPython Basics Easy
Python Basics Easy Solve → 08. Swap two variablesPython Basics Easy
Python Basics Easy Solve → 09. Format rupeesPython Basics Easy
Python Basics Easy Solve → 10. Min and max of three numbersPython Basics Easy
Python Basics Easy Solve → 11. Absolute valuePython Basics Easy
Python Basics Easy Solve → 12. Rounding decimalsPython Basics Easy
Python Basics Easy Solve → 13. Multiple assignmentPython Basics Easy
Python Basics Easy Solve → 14. String repetitionPython Basics Easy
Python Basics Easy Solve → 15. Celsius to FahrenheitPython Basics Easy
Python Basics Easy Solve → 16. If/elif/else — grade letterControl Flow Easy
Control Flow Easy Solve → 17. For loop over rangeControl Flow Easy
Control Flow Easy Solve → 18. Lists, loops, conditionalsControl Flow Easy
Control Flow Easy Solve → 19. While loop countdownControl Flow Easy
Control Flow Easy Solve → 20. FizzBuzz (1 to 15)Control Flow Easy
Control Flow Easy Solve → 21. Sum of 1 to NControl Flow Easy
Control Flow Easy Solve → 22. Multiplication table 5x5Control Flow Easy
Control Flow Easy Solve → 23. break and continueControl Flow Easy
Control Flow Easy Solve → 24. Is leap year?Control Flow Easy
Control Flow Easy Solve → 25. enumerate()Control Flow Easy
Control Flow Easy Solve → 26. zip() two listsControl Flow Easy
Control Flow Easy Solve → 27. Reverse rangeControl Flow Easy
Control Flow Easy Solve → 28. Functions — averageFunctions Easy
Functions Easy Solve → 29. Default argumentsFunctions Easy
Functions Easy Solve → 30. *args — variable argumentsFunctions Medium
Functions Medium Solve → 31. **kwargs — keyword argumentsFunctions Medium
Functions Medium Solve → 32. Lambda — sort by lengthFunctions Medium
Functions Medium Solve → 33. Recursive factorialFunctions Medium
Functions Medium Solve → 34. map() — apply a functionFunctions Medium
Functions Medium Solve → 35. filter() — keep positivesFunctions Easy
Functions Easy Solve → 36. Closure — make a counterFunctions Medium
Functions Medium Solve → 37. DocstringsFunctions Easy
Functions Easy Solve → 38. String lengthStrings Easy
Strings Easy Solve → 39. Upper and lower caseStrings Easy
Strings Easy Solve → 40. Reverse a stringStrings Easy
Strings Easy Solve → 41. Count vowelsStrings Easy
Strings Easy Solve → 42. Palindrome checkStrings Easy
Strings Easy Solve → 43. Split a sentence into wordsStrings Easy
Strings Easy Solve → 44. Join wordsStrings Easy
Strings Easy Solve → 45. Replace substringStrings Easy
Strings Easy Solve → 46. Strip whitespaceStrings Easy
Strings Easy Solve → 47. startswith / endswithStrings Easy
Strings Easy Solve → 48. Count occurrencesStrings Easy
Strings Easy Solve → 49. Title-case a sentenceStrings Easy
Strings Easy Solve → 50. Append + insertLists Easy
Lists Easy Solve → 51. List slicingLists Easy
Lists Easy Solve → 52. List comprehension — squaresLists Easy
Lists Easy Solve → 53. List comprehension — filter evensLists Easy
Lists Easy Solve → 54. Sort a listLists Easy
Lists Easy Solve → 55. Remove duplicates (preserve order)Lists Medium
Lists Medium Solve → 56. Flatten a nested listLists Medium
Lists Medium Solve → 57. Sum and max of a listLists Easy
Lists Easy Solve → 58. Count occurrencesLists Easy
Lists Easy Solve → 59. Second-largest elementLists Medium
Lists Medium Solve → 60. Dict basicsDicts Easy
Dicts Easy Solve → 61. Update a dictDicts Easy
Dicts Easy Solve → 62. Iterate keys and valuesDicts Easy
Dicts Easy Solve → 63. dict.get with defaultDicts Easy
Dicts Easy Solve → 64. Count word frequenciesDicts Medium
Dicts Medium Solve → 65. Dict comprehensionDicts Medium
Dicts Medium Solve → 66. Sort dict by valueDicts Medium
Dicts Medium Solve → 67. Nested dict accessDicts Medium
Dicts Medium Solve → 68. Set basicsSets Easy
Sets Easy Solve → 69. Set unionSets Easy
Sets Easy Solve → 70. Set intersectionSets Easy
Sets Easy Solve → 71. Set differenceSets Easy
Sets Easy Solve → 72. Set membership checkSets Easy
Sets Easy Solve → 73. Tuple unpackingTuples Easy
Tuples Easy Solve → 74. Tuples are immutableTuples Easy
Tuples Easy Solve → 75. Return multiple valuesTuples Easy
Tuples Easy Solve → 76. Define a classOOP Easy
OOP Easy Solve → 77. Instance methodOOP Easy
OOP Easy Solve → 78. InheritanceOOP Medium
OOP Medium Solve → 79. super() — call parent initOOP Medium
OOP Medium Solve → 80. __repr__ methodOOP Medium
OOP Medium Solve → 81. __eq__ — equalityOOP Medium
OOP Medium Solve → 82. @classmethodOOP Medium
OOP Medium Solve → 83. @propertyOOP Medium
OOP Medium Solve → 84. @staticmethodOOP Medium
OOP Medium Solve → 85. Name mangling — _privateOOP Medium
OOP Medium Solve → 86. Fibonacci sequenceAlgorithms Easy
Algorithms Easy Solve → 87. Is prime?Algorithms Easy
Algorithms Easy Solve → 88. Binary searchAlgorithms Medium
Algorithms Medium Solve → 89. Two-sum (find pair summing to target)Data Structures Medium
Data Structures Medium Solve → 90. Reverse a list in placeAlgorithms Easy
Algorithms Easy Solve → 91. Longest substring without repeating charactersAlgorithms Hard
Algorithms Hard Solve → 92. GCD (Euclid)Algorithms Medium
Algorithms Medium Solve → 93. Are two strings anagrams?Algorithms Medium
Algorithms Medium Solve → 94. Stack with listData Structures Easy
Data Structures Easy Solve → 95. Queue with dequeData Structures Medium
Data Structures Medium Solve → 96. collections.Counter — top wordsData Structures Medium
Data Structures Medium Solve → 97. NumPy — arrays + vectorisationNumPy Medium
NumPy Medium Solve → 98. NumPy — mean / std / sumNumPy Medium
NumPy Medium Solve → 99. NumPy — reshapeNumPy Medium
NumPy Medium Solve → 100. Pandas — load a CSVPandas Medium
Pandas Medium Solve → 101. Pandas — group + aggregatePandas Medium
Pandas Medium Solve → 102. D2C analysis capstoneData Analysis Hard
Data Analysis Hard Solve → 