C Programming Fundamentals

This repository contains my learning and practice work for the C programming language.
It is created to strengthen core programming concepts and build a strong foundation for advanced computer science subjects.

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📌 Objectives

• Understand the fundamentals of C programming
• Practice logical problem-solving using C
• Develop clean and readable code
• Build a strong base for Data Structures and System Programming

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📂 Contents

🧠 Computational Thinking & Programming Fundamentals

• Components of computer systems: Memory, Processor, I/O devices, Storage
• System software concepts: Operating System, Assembler, Compiler, Interpreter, Loader, Linker
• Computational thinking concepts:
  • Problem definition and decomposition
  • Algorithmic thinking and divide-and-conquer approach
  • Flowcharts and pseudo code
  • Algorithms to programs
  • Algorithm efficiency (time and space complexity)

💻 C Programming Basics

• Structure of a C program
• Writing, compiling, and executing C programs
• Syntax errors vs logical errors
• Source code, object code, and executable code
• Standard input/output in C
• Fundamental data types, identifiers, variables, and memory locations
• Storage classes

🔢 Operators and Conditional Statements

• Arithmetic, relational, logical, bitwise, and assignment operators
• Operator precedence and associativity
• Implicit and explicit type conversion
• Conditional statements:
  • if, else, else-if
  • switch statements
  • Nested conditional logic

🔁 Loops, Arrays, and Strings

• while, do-while, and for loops
• Nested loops and multiple loop variables
• break, continue, and goto statements
• One-dimensional, two-dimensional, and multidimensional arrays
• Array manipulation techniques
• Character arrays and strings
• Standard string functions

🧩 Functions and Recursion

• Built-in and user-defined functions
• Passing arrays and parameters to functions
• Call by value and call by reference
• Recursive problem-solving techniques

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📌 Data Structures & Algorithms (DSA)

• Searching techniques:
  • Linear search
  • Binary search
  • Hashing concepts
• Sorting algorithms:
  • Bubble sort
  • Insertion sort
  • Selection sort
• Structures and unions
• Enumerated data types
• Arrays of structures
• Pointer-based concepts for DSA
• Self-referential structures
• Basics of linked lists and node creation

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📁 Advanced C Concepts

• Pointer declaration and usage
• Dynamic memory allocation:
  • malloc
  • calloc
  • realloc
  • free
• File input/output operations
• File handling functions
• Command-line arguments
• C preprocessor directives
• Macros:
  • Types of macros
  • Functions vs macros

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🛠 Tools & Technologies

• Language: C
• Compiler: GCC
• Editor: VS Code
• Platform: Windows / Linux

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🚀 How to Run

1. Clone the repository:

   git clone https://github.com/your-username/c-programming-fundamentals.git
   

2.Navigate to the project folder:

    - cd c-programming-fundamentals

3.Compile a C program:

   - gcc filename.c -o output

4.Run the program:

   - Linux   : ./a.exe 
   - MacOS   : ./a.out
   - Windows : ./a.exe

📈 Learning Status

• Completed core C programming fundamentals
• Concepts have been implemented through practice programs and mini exercises
• Repository is maintained for revision, optimization, and reference
• Code may be refined and extended with advanced examples when required

📄 Notes

-This repository is intended for learning and practice purposes.

-Code quality and structure improve over time.

-Suggestions and improvements are welcome.

👤 Author

Suryansh Tiwari

B.Tech CSE (AI & ML)

⭐ Acknowledgements

College coursework and lab practice

Online documentation and learning resources