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2,500 Python challenges
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Random Number Generator
Hard
Python
algorithms
loops
logic
Rotated Words
Hard
Python
strings
validation
regex
Total Sales of Product
Hard
Python
arrays
data_structures
language_fundamentals
Case and Index Inverter
Hard
Python
arrays
strings
loops
Spicy Food
Hard
Python
arrays
higher_order_functions
Finish the Sentence You're On!
Hard
Python
strings
loops
Keeping Count
Hard
Python
numbers
language_fundamentals
loops
Generate N-Size Combinations from a List
Hard
Python
arrays
language_fundamentals
Count the Smiley Faces :)
Hard
Python
strings
regex
loops
Concatenate to Form Target List
Hard
Python
arrays
sorting
validation
Replacing Letters with Hashes
Hard
Python
language_fundamentals
strings
Sort By Index of Character
Hard
Python
sorting
arrays
Word Riddles
Hard
Python
strings
language_fundamentals
Converting One Binary String to Another
Hard
Python
strings
logic
recursion
Format VII: Truncating Strings
Hard
Python
strings
formatting
language_fundamentals
The Sweetest Ice Cream
Hard
Python
objects
classes
numbers
Numerical Morphisms
Hard
Python
numbers
logic
conditions
Read the Abacus (Part 1: Russian Schoty)
Hard
Python
strings
arrays
loops
Remix the String
Hard
Python
strings
arrays
formatting
Solving Linear Equations (Part 2)
Hard
Python
algebra
math
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