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100 C++ Coding Challenges: Practice, Improve, Master!

Name: 100 C++ Coding Challenges: Practice, Improve, Master!
Rating: 4.5 (15 reviews)

A Complete Journey from Fundamentals to Advanced Projects with Modern C++ (C++98 to C++20)

Created byRémi Monsel

Last updated 6/2025

English

What you'll learn

Master the fundamentals of C++ programming
Apply modern C++ features to solve real-world problems
Build practical, hands-on coding experience through 100 structured exercises
Design and implement complete C++ applications using professional techniques

Coding Exercises

This course includes our updated coding exercises so you can practice your skills as you learn.

Course content

11 sections • 77 lectures • 8h 55m total length

Course Introduction14:56
C++ Basics : Theory Guide4:21
I/O: Using cout and cin7:39
Printing output with cout, reading input with cin
Variables and data types8:17
Variables and Data Types (int, double, char, bool)
Arithmetic and Logical Operators17:18
Arithmetic and Logical Operators in C++
Conditions if and operators7:09
Switch case9:01
Conditional statements (if, else if, else, switch)
While loops6:37
Learn how while loops and do-while loops control repeated execution in C++, with a number-guessing example that updates guesses and avoids infinite loops.
Number guessing game (Loops)
For loop5:37
Sum even numbers (for loop)
Functions7:03
Count Vowels (Function)
Local vs Global variables6:34
Local vs global variables
String10:51
Convert the string in uppercase
Arrays4:32
Arrays manipulation
Sensor Data Analysis (Arrays)
Mini-Project: Basic Calculator in C++
C++ Basics

Structures and Pointers : Theory Guide1:10
C-Style string9:08
C-style string manipulation
Pointers11:23
Simulating a Bank Account (pointers)
Dynamic memory7:22
Dynamic Student Grades Analyzer (dynamic arrays)
Pass-by-Value vs Pass-by-Reference4:23
Library Book Borrowing System (Pass-by-Value vs. Pass-by-Reference)
Structures4:06
Employee Payroll Calculation (Structures)
Arrays of structure5:17
Managing a Student Gradebook (Arrays of Structure)
Dynamic Memory Management
Functions that return pointers11:00
Drone Flight Data Analysis (Functions that return pointers)
Contact Information Formatter (C-style strings vs string)
Mini-Project : Contact Management System (Using Arrays of Structures)
Memory Management Simulator
Structures and pointers

Object-Oriented Programming - Part1: Theory Guide4:01
Encapsulation7:13
Rectangle class (Encapsulation)
Modeling a Bank Account
Constructors and destructors11:41
Explore constructors and destructors in object oriented programming, using a smart device class to create objects with a name and on/off status, and observe automatic destruction order.
Constructors (part 2)6:01
Building a book (Constructors and destructors)
Student Management System (Access modifiers : private, public)
Getters and setters6:47
Thermostats system (Getters and setters)
Method overloading3:02
Explore method overloading in C++ by using a single add function with two ints, three ints, or two floats, showcasing the same name, different parameters, and return types.
Printer system (Method Overloading)
This and const3:23
Smartphone Class (this and const)
Contact Manager
Library Book Management System
OOP Part 1

Object-Oriented Programming - Part 2: Theory Guide6:26
Inheritance and Derived Classes13:45
Employee Management System (Inheritance and Derived Classes)
Polymorphism14:41
Notification System (Polymorphism)
Operator Overloading13:57
Inventory System for a Video Game (Operator Overloading)
Abstract classes8:00
Smart Home Devices System (Abstract classes and Interfaces)
Composition vs Inheritance11:01
Vehicle Control System (Composition vs Inheritance)
Smart sensor Factory (Functions returning pointers)
friend4:58
static6:45
Smart building (friend and static)
Building a University Identity System
Building a Smart Recipe Scaling System (Operator overloading)
Reservation System
Media Catalog (Polymorphism)
dynamic_cast9:34
Managing a Fleet of Robots (Pointers to objets and dynamic_cast)
OOP Part 2

File Handling: Theory Guide4:14
Writing in a file (ofstream)4:25
Reading from a file (ifstream)5:31
Reading/Writing/Appending in a file (fstream)4:26
Simulated File Logging for Temperature Sensor (ifstream / ofstream / fstream)
File Error Management in a Weather Station Logger
Binary files5:32
Student Record System (Binary File Manipulation)
Serialization and Deserialization8:26
Sensor Configuration Backup System (Serialization and Deserialization)
Student Grade Management
Saving and Loading an Address Book
Save and Load a Video Game State
Logbook Application
File Handling

Standard Template Library: Theory Guide6:23
vector7:58
Iterators15:30
Demonstrates regular, const, and reverse iterators in a vector of fruits, showing begin, end, and cbegin usage, modifying the first element to grape and iterating in reverse.
Grocery Store Inventory Tracker (Vector)
list7:27
Managing a Task Scheduler (List)
stack4:47
queue3:17
priority queue3:09
custom priority queue9:45
Emergency Room Patient Management System (stack, queue, or priority_queue)
maps6:38
Country Population Tracker (map and unordered_map)
Lambda expressions4:44
Algorithm, iterators and lambda expressions12:17
Library Book Organizer (sort, reverse, find, count)
Library Book Lending System (Iterators)
Queue Simulation System (queue and iterators)
Word Counting in a Text (unordered map)
Letter Frequency Analyzer (map)
Real-Time Data Analysis (Lambda Expressions)
Mini-Project: Inventory Management System
STL Library

Generic Programming and Templates: Theory Guide2:50
Function template6:24
Master function templates with a single swap values function that works for int, double, bool, and string via template type T, using by reference or by value.
Smart Data Comparator for Sensor Readings (Function Template)
Universal Toolkit – Building Generic Utility Functions (Function template)
Class template4:58
SmartBox Storage System (class template)
Operator overloading with class templates5:22
Measurement Box (Operator overloading with class templates)
Generic Stack<T> class
Search and Sort with Templates
Metaprogramming4:57
Explore metaprogramming in C++, calculating the greatest common divisor at compile time using templates and static constants, and compare with the runtime version to see identical results.
Compile-Time Factorial Calculator (Metaprogramming)
Concepts5:01
Type-Safe Financial Operations in an Accounting Platform (Concepts)
Generic CRUD System with Templates (Create, Read, Update, Delete)
Math Utility Library with Templates
Generic Programming and Templates

Memory Management and Optimization: Theory Guide3:28
Dynamic arrays3:46
Contact Manager (Dynamic Memory Management)
Smart Resource Management (Smart Pointers)
inline and constexpr2:56
Optimizing a Billing Calculator (inline and constexpr)
Real-Time Dashboard (Performance Optimization)
Improving the Memory Management of a Program
System Resource Simulator
Custom allocator5:11
Custom Memory Manager (memory pre-allocation)
Optimized Memory Cache (Smart pointers)
Object pooling7:25
Implementing a Pool Allocator
Optimized Memory Cache
Memory Management and Optimization

Multithreading and Concurrent Programming: Theory Guide4:19
Threads9:56
Introduction to Threads
mutex, lock_guard, unique_lock and condition_variable9:13
Explore asynchronous execution between input and output using a mutex, condition_variable, lock_guard, and unique_lock to protect shared data (data_ready) and coordinate two threads with wait and notify one.
Synchronization with mutex and lock_guard
Using std::condition_variable
Thread Pool and Asynchronous Task Management
Promise and future7:16
Communication Between Threads (promise and future)
Restaurant Simulation (Multi-threads)
Concurrent Task Queue
Industrial Production Line Simulation (Multithreaded)
Multiple parallel file downloads (Multithreading)
Multithreading and Concurrent Programming

Advanced Projects and Design Patterns: Theory Guide3:31
Singleton design6:38
Factory design6:27
Strategy design7:31
Observer design7:19
Building a Real-World Notification System (Design Patterns)
Smart Coffee Machine System (Singleton, Factory, Strategy, Observer)
Real-Time Stock Trading Dashboard (Event-Driven Programming)
Implement the Observer Design Pattern
Implement a Factory Pattern
Advanced error handling11:43
Bank Account Management (Advanced Error Handling)
Tic-Tac-Toe (Player vs AI) – Console Game in C++
Develop a Simulation Engine
Advanced Projects and Design Patterns

Requirements

No prior programming experience is required—just basic computer skills and a strong motivation to learn C++.

Description

100 C++ Coding Challenges: Practice, Improve, Master! is a comprehensive, hands-on course designed to take you from a complete beginner to an advanced C++ programmer. Whether you're a student, aspiring developer, or a professional looking to sharpen your C++ skills, this course offers a structured and practical path to mastering modern C++ through 100 carefully crafted coding challenges.

The course is divided into 10 progressive levels, covering everything from the basics of input/output, variables, and control structures (C++98/C++03), to more advanced concepts like pointers, object-oriented programming, STL, templates, file handling, multithreading, and design patterns (C++11–C++20).

Each session includes a clear theory guide, followed by real-world exercises and mini-projects that reinforce the concepts in a meaningful and applied way. You’ll build everything from a basic calculator and student gradebook to a multithreaded restaurant simulation and a stock trading dashboard using design patterns.

By the end of this course, you'll have solved 100+ coding exercises, built reusable C++ systems, and developed a solid portfolio of projects. Most importantly, you'll gain the confidence to tackle interviews, technical tests, and real-world software challenges with modern C++.

No prior experience is required—just your motivation to learn, solve problems, and become fluent in one of the most powerful programming languages in the world.

Who this course is for:

This course is intended for beginners, students, and aspiring developers who want to learn C++ through hands-on coding challenges and real-world projects.

100 C++ Coding Challenges: Practice, Improve, Master!

What you'll learn

Explore related topics

Coding Exercises

Course content

Level 1 – C++ Basics (C++98/ C++03)13 lectures • 1hr 50min

Level 2 – Structures and Pointers (C++11)8 lectures • 54min

Level 3 – Object-Oriented Programming (OOP) – Part 1 (C++98/C++03)7 lectures • 42min

Level 4 – Object-Oriented Programming (OOP) – Part 2 (C++11)9 lectures • 1hr 29min

Level 5 – File Handling in C++ (C++11)6 lectures • 33min

Level 6 – Standard Template Library (STL) (C++11)11 lectures • 1hr 22min

Level 7 – Generic Programming and Templates (C++20)6 lectures • 30min

Level 8 – Memory Management and Optimization (C++14)5 lectures • 23min

Level 9 – Multithreading and Concurrent Programming (C++11)4 lectures • 31min

Level 10 – Advanced Projects and Design Patterns (C++11)6 lectures • 43min

Requirements

Description

Who this course is for: