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Programming Challenges

Strengthen your problem-solving skills with language-neutral challenges you can solve in Python, C++, or C#. Every submission is checked by automated tests and reviewed by AI.

  • Python · C++ · C#
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Learning path
150
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7 challenges
Medium

Count Islands

Count groups of connected land cells in a grid.

BeginnerGridsLearning-pathRecursion
Python C++ C#
0 solved
No solutions yet
Medium

Gradebook Top Student

Find the student with the highest average score.

BeginnerFunctionsGridsLearning-path
Python C++ C#
0 solved
No solutions yet
Medium

Game of Life Step

Advance Conway's Game of Life by one generation.

AdvancedGridsHackathonSimulation
Python C++ C#
0 solved
No solutions yet
Medium

Island Perimeter

Measure the coastline of land cells in a grid.

AdvancedGridsHackathon
Python C++ C#
0 solved
No solutions yet
Medium

Minesweeper Neighbor Counts

Annotate a rectangular board.

ArraysGrids
Python C++ C#
0 solved
No solutions yet
Medium

Tic-Tac-Toe Winner

Decide the result of a tic-tac-toe board.

BeginnerConditionsGridsLearning-path
Python C++ C#
0 solved
No solutions yet
Easy

Row Sums

Add up every row of a grid.

BeginnerGridsLearning-path
Python C++ C#
0 solved
No solutions yet