Programming Projects for Beginners

This is a collection of beginner-friendly programming projects designed to help you practice and improve your coding skills. Each project includes a detailed problem statement, test cases, step-by-step algorithm, implementation, and key concepts.

Table of Contents

1. Introduction
2. How to Use This Repository
3. Projects
4. Contributing
5. License

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Introduction

This repository is designed for beginners to explore programming by solving practical problems. Each project is self-contained and includes the following sections:

• Problem Statement: Description of the problem to be solved.
• Test Cases: Example inputs and expected outputs to test your solution.
• Step-by-Step Algorithm: Detailed logical steps to solve the problem.
• Implementation: Code written in one or more programming languages.
• Key Concepts Learned: Summary of the programming concepts applied in the project.

How to Use This Repository

1. Browse through the Project List to choose a project.
2. Open the project folder to access:
   • Problem description
   • Algorithms
   • Implementations
   • Test cases
3. Try solving the problem on your own before referring to the solution.
4. Use the key concepts section to reinforce your learning.

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Projects

Project List

Here’s a summary of all the projects with their descriptions, difficulty levels, estimated time, and key concepts:

Project Name	Description	Difficulty Level	Estimated Time	Key Concepts
Swap Two Numbers	Swap values of two variables without using a third variable.	Easy	15 mins	Variables, Arithmetic Operations
Number Guessing Game	Guess a randomly generated number within a range.	Easy	30 mins	Random Numbers, Loops, Conditionals
Student Grading System	Calculate a student’s grade based on their marks.	Easy	45 mins	Arrays, Conditional Statements
ATM Simulator	Simulate ATM features like balance check, withdrawal, and deposit.	Medium	1–2 hours	Functions, Loops, User Input
Bank Management System	Manage multiple bank accounts with deposit and withdrawal options.	Medium	2–3 hours	Classes, File Handling, Functions
Contact Book Manager	Add, view, update, and delete contacts.	Medium	2–3 hours	Data Structures, CRUD Operations
Random Number Generator	Generate random numbers within a user-defined range.	Easy	20 mins	Random Numbers
Random Password Generator	Generate random passwords of specified length.	Easy	30 mins	Randomization, Strings
Password Strength Checker	Check password strength based on its characters and length.	Medium	1 hour	Loops, Strings, Conditionals
Password Hashing Program	Encrypt/hash passwords using a cryptographic algorithm.	Medium	1–2 hours	Cryptography, Hashing
Area of a Circle	Calculate the area of a circle given its radius.	Easy	10 mins	Math Functions, User Input
Temperature Converter	Convert temperatures between Celsius and Fahrenheit.	Easy	15 mins	Arithmetic, Functions
Quiz Application	Build a multiple-choice quiz with scoring.	Medium	1 hour	Arrays, Conditionals, Loops
Simple Calculator	Create a basic calculator for arithmetic operations.	Easy	20 mins	Functions, Arithmetic Operations
Library Management System	Manage books: add, remove, and search.	Medium	2–3 hours	Classes, File Handling, Arrays
Rock-Paper-Scissors Game	Simulate a rock-paper-scissors game between user and computer.	Easy	30 mins	Randomization, Conditionals
Tax Calculator	Calculate tax based on income and predefined tax brackets.	Easy	30 mins	Arithmetic, Conditionals
Counter App	Build a counter with increment, decrement, and reset functions.	Easy	20 mins	Variables, Functions
Tic-Tac-Toe Game	Create a 2-player Tic-Tac-Toe game on a 3x3 grid.	Medium	2 hours	Loops, Conditionals, Arrays
Palindrome Checker	Check if a string reads the same backward as forward.	Easy	30 mins	Strings, Loops
FizzBuzz	Print numbers with multiples of 3 as "Fizz," 5 as "Buzz," and both as "FizzBuzz."	Easy	20 mins	Loops, Conditionals
Prime Number Checker	Determine if a given number is prime.	Easy	30 mins	Loops, Conditionals
To-Do List Manager	Add, delete, and mark tasks as complete in a to-do list.	Medium	1–2 hours	CRUD, Data Structures
Word Counter	Count the number of words in a given string.	Easy	20 mins	Strings, Loops
Simple Stopwatch	Simulate a stopwatch with start, stop, and reset functions.	Medium	1–2 hours	Loops, Timing Functions
Unit Converter	Convert between units like km to miles, kg to pounds, etc.	Easy	30 mins	Arithmetic, User Input
BMI Calculator	Calculate BMI from user-provided weight and height.	Easy	30 mins	Arithmetic, Conditionals
Anagram Checker	Determine if two strings are anagrams of each other.	Easy	30 mins	Strings, Sorting
Digital Clock	Display the current time, updating every second.	Medium	1 hour	Loops, Timing Functions
Factorial Calculator	Compute the factorial of a given number.	Easy	20 mins	Loops, Recursion
Vowel Counter	Count the number of vowels in a string.	Easy	20 mins	Strings, Loops
Sorting Program	Sort a list of numbers in ascending order.	Easy	30 mins	Arrays, Sorting Algorithms
Leap Year Checker	Determine if a given year is a leap year.	Easy	15 mins	Conditionals
Alarm Clock	Allow users to set an alarm and notify them when it’s time.	Medium	1–2 hours	Timing Functions, Conditionals
Currency Converter	Convert between different currencies using fixed exchange rates.	Medium	1 hour	Arithmetic, User Input

NB:: This isn't the end.

Folder Structure

Each project is organized in its own folder and follows this structure:

project-name/
├─── implementation/             # solution in different languages
│    └─── solution.cpp
│    └─── solution.py
|    └─── ...
├─── test_cases/                 # test cases
│    └─── case1.txt
|    └─── ...
└─── README.md

Individual Project README Template

Each project folder contains its own README.md structured as follows:

# Programming Projects for Beginners

[This repository description.]

## Project Name

[Individual project description.]

### Problem Statement

[Describe the problem to be solved.]

### Test Cases

| Case | Expected Output |
| ---- | --------------- |
| #1   | ....            |
| #1   | ....            |

### Step-by-Step Algorithm

[Describe Algorithms using Natural Language, Pseudocode or Flowchart]

1. [Step 1]
2. [Step 2]
3. ...

### Implementation

The solution can be found in the `implementation` folder.

### Key Concepts Learned

- [Concept 1]
- [Concept 2]

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Contributing

Contributions are welcome! If you’d like to add a new project or improve an existing one:

1. Fork the repository.
2. Create a new branch for your changes.
3. Submit a pull request with your updates.

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License

This repository is licensed under the MIT License. See the LICENSE file for details.