Explain the concept of code readability and its relationship to program complexity.

Code readability refers to the ease with which a human can understand and comprehend the code written in a programming language. It is a measure of how well the code is organized, structured, and documented, making it easier for developers to read, understand, and maintain the codebase.

The relationship between code readability and program complexity is closely intertwined. Program complexity refers to the level of intricacy and difficulty in understanding and maintaining a software program. It is influenced by various factors such as the size of the codebase, the number of functions or modules, the logic and control flow, and the overall design of the program.

Code readability plays a crucial role in managing program complexity. When code is readable, it becomes easier for developers to comprehend the program's logic, understand the purpose of each function or module, and trace the flow of data and control. This reduces the cognitive load on developers and allows them to quickly identify and fix bugs, make enhancements, or add new features.

On the other hand, poorly readable code increases program complexity. If the code is convoluted, lacks proper indentation, has unclear variable or function names, or lacks comments and documentation, it becomes challenging for developers to understand and modify the code. This can lead to errors, bugs, and inefficiencies in the program, making it harder to maintain and extend.

Readable code also promotes collaboration among developers. When multiple developers work on a project, readable code allows them to easily understand each other's code, follow coding conventions, and maintain a consistent coding style. This improves the overall quality of the codebase and reduces the chances of introducing errors or inconsistencies.

In summary, code readability and program complexity are closely related. Readable code reduces program complexity by making it easier for developers to understand, modify, and maintain the codebase. It improves collaboration, reduces errors, and enhances the overall quality of the software program. Therefore, it is essential for developers to prioritize code readability to effectively manage program complexity.