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Challenges
2,500 Python challenges
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Characters in Shapes
Hard
Python
strings
arrays
language_fundamentals
Recursion: Factorials
Hard
Python
recursion
numbers
Moving to the End
Hard
Python
arrays
higher_order_functions
Repeating Letters
Hard
Python
strings
formatting
Flip the Boolean
Hard
Python
logic
conditions
language_fundamentals
Folding a Piece of Paper
Hard
Python
formatting
math
algebra
Return the Index of All Capital Letters
Hard
Python
strings
formatting
Recursion: Sum
Hard
Python
recursion
math
numbers
Even Number Generator
Hard
Python
arrays
conditions
numbers
Filter Strings from Array
Hard
Python
conditions
loops
strings
Invert Colors
Hard
Python
data_structures
algebra
Add the Index
Hard
Python
loops
arrays
language_fundamentals
Probabilities (Part 1)
Hard
Python
arrays
math
Volume of a Cone
Hard
Python
math
numbers
geometry
Triangular Number Sequence
Hard
Python
algorithms
loops
math
Find the Missing Number
Hard
Python
sorting
algorithms
math
Get Sum of People's Budget
Hard
Python
objects
arrays
numbers
Stand in Line
Hard
Python
numbers
arrays
conditions
Alphabet Soup
Hard
Python
strings
sorting
formatting
Clone a List
Hard
Python
bugs
arrays
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