C FUNCTION AND RECURSION | PROGRAMMING FOR PROBLEM SOLVING | LECTURE 05 MR. SHARVAN KUMAR | AKGEC

C FUNCTION AND RECURSION | PROGRAMMING FOR PROBLEM SOLVING | LECTURE 05 MR. SHARVAN KUMAR | AKGEC

by Mr. Sharvan Kumar, Ajay Kumar Garg Engineering College (AKGEC) · View the channel on PSI

Formal & Physical Sciences Computing & Cybersecurity UMComputer programmingUMAProgramming techniques
🎙 Mr. Sharvan Kumar, Ajay Kumar Garg Engineering College (AKGEC) 👥 23K 📅 October 10, 2026 ⏱ 24 min 👁 17 📄 tutorial 🧭 2026-10-10
Available in: English (current) Français

Keywords

C functionsrecursionfunction prototypepass by valuepass by referencestackfactorialFibonacciGCDTower of Hanoi

Summary

This lecture by Mr. Sharvan Kumar, part of the Programming for Problem Solving course at AKGEC, focuses on C functions and recursion. The instructor begins with an overview of functions, illustrating built-in math functions (sqrt, pow, etc.) and the steps to create user-defined functions: naming, defining contracts, prototypes, and calls. He explains function prototypes, return types, and parameter passing, emphasizing the distinction between pass-by-value and pass-by-reference with examples. The lecture then shifts to recursion, defining it as a function that calls itself and discussing necessary termination conditions. Recursive implementations for factorial, Fibonacci series, and GCD are presented step-by-step, with diagrams showing stack behavior. The Tower of Hanoi problem is introduced as a classic recursive example. Finally, the instructor compares recursion and iteration, highlighting stack usage and performance trade-offs. The session concludes with a summary of key points about activation records and stack operations.

143 words

Critical Evaluation

Value of the Information & Strength of the Argument

The content is valuable for beginner programmers, offering a solid foundation in functions and recursion. The argumentation is methodical: definitions are given, followed by concrete examples and trace executions. The explanation of recursion includes base cases and multiple classic problems, reinforcing the concept. The comparison between pass-by-value and pass-by-reference is clear, and the discussion of recursion vs iteration provides practical guidance. The lecture does not overcomplicate but thoroughly covers the required material, making it a useful educational resource.

Scientific Rigor, Source Quality, Title Accuracy

The scientific rigor is appropriate for an undergraduate lecture. The instructor references a Pearson textbook (inferred but not named) and presents standard programming principles. No external sources are cited beyond the playlist and college website, but the content itself is accurate and consistent. The title perfectly matches the content; the lecture delivers exactly what it advertises. The technical level is suited to first-year engineering students, but the explanations are correct and without material errors. No comment analysis is possible as no comments were provided.

177 words

Title / Content Match

The title accurately reflects the content, which covers C functions and recursion in detail as part of a broader programming course.

Quality & Reliability

8/10

The lecture provides accurate, textbook-level explanations of C functions and recursion, with well-structured examples and clear reasoning. The content aligns with standard curriculum for an undergraduate programming course. The reliability is high in scientific accuracy, though the presentation quality and lack of referencing limit a higher score.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

Concurring Sources

Contribution & Novelties

The lecture provides a clear and thorough introduction to C functions and recursion, with a pedagogical approach that includes step-by-step execution tracing of recursive functions. It bridges theoretical concepts with practical coding examples, making it a valuable resource for beginners. The comparison between recursion and iteration at the end is a practical addition.

Pour aller plus loin :

  • Recursion (computer science) — Explores recursion in depth, including the concept of base cases and stack frames.
  • Function (computer programming) — Covers function declarations, parameters, and return values across languages.
  • Tower of Hanoi — Detailed explanation of this classic recursive algorithm and its complexity.
  • Call stack — Describes how function calls are managed on the stack, including activation records.

117 words

Radar Profile

The radar profile shows high scores in information quantity and reliability, with moderate technical level. This indicates a comprehensive introductory lecture that is technically correct but not extremely advanced. The strength lies in the clarity and completeness of explanations, while the technical depth is appropriate for beginners.

Reliability 8/10