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Course Content
Introduction to C++ Programming
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Control Flow Statements
Control flow statements in C++ allow the program to make decisions, repeat tasks, or jump to specific parts of code based on conditions. These statements give a program logical structure and control over the sequence of execution. Mastering control flow is essential for writing efficient and responsive programs. This section covers decision-making statements, looping constructs, and jump statements in detail with syntax and examples.
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Functions in C++
Functions in C++ are blocks of reusable code designed to perform a specific task. They help break large programs into smaller, manageable pieces and improve readability, modularity, and reusability. Functions reduce code duplication by allowing programmers to call the same block of logic from multiple places. This modular approach also makes debugging easier and enhances program structure and clarity.
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Modern C++ and Concurrency
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Limitations of Arrays

  1. Fixed size – cannot be resized after declaration.
  2. No bounds checking – accessing out-of-range elements may lead to undefined behavior.
  3. Inefficient insertion/deletion compared to other data structures.
  4. Wasted memory if allocated size is too large.
  5. Does not support built-in dynamic features like lists.
  6. Difficult to manage multi-dimensional arrays in complex logic.

 

Advantages and Applications of Arrays in C++

 

  1. Provides a Systematic Way of Storing and Accessing Multiple Values
    Arrays allow you to store multiple values of the same type under a single name, using index-based access. This structure makes data organization and retrieval simple and structured.
  2. Offers Better Performance in Memory Handling
    Arrays are stored in contiguous memory blocks, which enhances cache performance and reduces overhead. This improves execution speed during data access and manipulation.
  3. Simplifies Code by Grouping Related Variables
    Instead of declaring many separate variables, arrays group them efficiently. This reduces code redundancy and makes programs cleaner and easier to maintain.
  4. Enables Iteration and Efficient Searching/Sorting
    Arrays are ideal for looping through elements, making tasks like searching, sorting, and modifying large datasets more efficient using iterative or algorithmic techniques.
  5. Supports Static Memory Allocation for Predictable Size
    Since array size is usually defined at compile-time, memory allocation becomes predictable and fixed. This is useful in real-time systems and embedded applications where memory usage must be controlled.
  6. Essential for Implementing Matrices, Tables, and Other Structured Data
    Arrays are the foundation for creating 2D and 3D structures like matrices, grids, and tables. They play a key role in mathematical modeling, scientific computing, and data processing tasks.

 

Applications of Arrays

  1. Frequently used in competitive programming for large input sets.
  2. Useful in data storage, processing, and manipulation.
  3. Foundational structure in algorithms like searching and sorting.
  4. Applied in scientific computation and simulation.
  5. Integral in graphics programming for pixel and object storage.
  6. Used in embedded systems for efficient resource management.