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Python Beginner Practice & Core Problem Solving

Master Python fundamentals through 30 hands-on beginner coding challenges — arithmetic operations, list slicing, comprehensions, string formatting, and dictionaries.

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Python Beginner Practice & Core Problem Solving

Master Python fundamentals through 30 hands-on beginner coding challenges — arithmetic operations, list slicing, comprehensions, string formatting, and dictionaries.

Backend

30 bytes available•1 min each

Return the Sum of Two Numbers

Learn how Python functions receive input arguments and return total numeric sums using the simple addition operator +.

Convert Minutes into Seconds

Learn how to convert minutes into seconds in Python using arithmetic multiplication and basic unit conversions.

Calculate the Area of a Triangle

Master mathematical geometric formulas in Python by calculating a triangle's area using base times height divided by two.

Return the Next Number from the Integer Passed

Learn how to increment integers by one in Python using addition and handle consecutive sequence transitions cleanly.

Return the Remainder from Two Numbers

Discover Python's modulo operator % to calculate the integer division remainder between two numeric values.

Convert Hours and Minutes into Seconds

Learn how to combine multiple unit conversions in Python by converting hours and minutes into total seconds.

Check if Number is Less Than or Equal to Zero

Master boolean comparison operators <= in Python to test whether a number is less than or equal to zero.

The Farm Problem: Counting Animal Legs

Learn how to calculate combined quantities from multiple parameters using simple weight multiplication in Python.

Check if Number is Even or Odd

Learn how to use Python modulo arithmetic to determine if an integer is even or odd.

Return the First Element in a List

Master zero-based list indexing in Python to retrieve the first element of a list collection.

Convert String to Integer and Vice Versa

Learn type casting in Python using int() and str() functions to convert data between strings and integers.

Get Word Count in a Sentence

Master Python string manipulation by splitting text into words using the split() method to count total words.

Find the Minimum and Maximum Numbers in a List

Learn how to extract the smallest and largest values from a list in Python using built-in min() and max() functions.

Check if a String is Empty

Learn how Python evaluates truthiness of strings and how to check if a string is empty using len() or truthy checks.

Compare Strings by Character Length

Learn how to compare the length of two strings in Python using len() and equality operators.

Concatenate First and Last Name into Full Name

Master string formatting in Python using f-strings to join first and last names into a formatted full name.

Calculate the Factorial of a Positive Integer

Learn how to compute mathematical factorials in Python using recursive functions and math.factorial().

Check if a List Includes an Element

Learn how to use Python's membership operator in to check if an item exists within a list collection.

Reverse a List in Python

Master Python list slicing [::-1] and reversed() to flip list element order efficiently.

Filter Out Strings from a List

Learn how to use Python list comprehensions and isinstance() to filter out non-numeric elements from a mixed list.

H4ck3r Sp34k: String Character Replacement

Master character mapping and string replacement in Python using str.translate() or dictionary mappings.

Count Occurrences of a Character in a String

Learn how to count character occurrences in Python strings using the built-in str.count() method.

Calculate the Sum of Cubes of a Range

Master Python list generator expressions and sum() to calculate the sum of cubed numbers in a list.

Check if a Number or String is Symmetrical

Learn how to test if a number or string is a palindrome in Python by reversing text with slicing [::-1].

Check if a Dictionary is Empty

Learn how Python evaluates dictionary truthiness to verify whether a dictionary is empty using len() or boolean checks.

Repeat an Element N Times in a List

Discover Python list multiplication [item] * n to create lists pre-populated with repeated elements.

Generate Even Numbers with List Comprehension

Learn how to generate lists of even numbers within a range using Python range() and list comprehensions.

Spelling It Out: Progressive Substring List

Master Python string slicing [:i] to create progressive cumulative substring prefix lists.

Extract & Format City Facts from a Dictionary

Learn how to read key properties from a dictionary and format them into a human-readable sentence using f-strings.

Check if One List can be Nested in Another

Learn how to compare min and max list boundaries in Python to check if one list can be nested inside another.