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R_Code-12.r

Problem Statement

Write a custom function named calculate_area that takes two parameters: length and width. The width parameter should have a default value of 5. The function should print the product of the two parameters. Finally, call your function passing only the value 12 for the length.

Metadata

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Author Amit Dutta (amitdutta4255@gmail.com)
Date 20 Mar 2026
License MIT

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Source Code

# Author: Amit Dutta (amitdutta4255@gmail.com) | Date: 20 Mar 2026
# Repo: https://github.com/notamitgamer/bsc
# License: MIT

# Write a custom function named calculate_area that takes 
# two parameters: length and width. The width parameter should have 
# a default value of 5. The function should print the product of the 
# two parameters. Finally, call your function passing only the value 12 for the length. 

calculate_area <- function(length, width = 5) {
    print(length * width) 
}

calculate_area(12)

Explanation

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    You are explaining a R programming code to a beginner.

    STRICT RULES:

    - Only use the given code. Do NOT assume anything not present.

    - Do NOT add extra examples.

    - Keep explanation clear and short.

    - If something is unclear, say "Not clear from code".

    - Follow the exact format below. Do NOT change headings.

    FORMAT:

    [START]

    ## What it does

    (Explain the overall purpose in 1-2 sentences)

    ## Step-by-step

    (Explain how the code works in steps, simple language)

    ## Key Concepts

    (List concepts like loop, condition, function, etc.)

    ## Notes

    (Mention any limitations, errors, or assumptions)

    [END]

    CODE (R_Code-12.r):

    # Author: Amit Dutta (amitdutta4255@gmail.com) | Date: 20 Mar 2026
    # Repo: https://github.com/notamitgamer/bsc
    # License: MIT

    # Write a custom function named calculate_area that takes 
    # two parameters: length and width. The width parameter should have 
    # a default value of 5. The function should print the product of the 
    # two parameters. Finally, call your function passing only the value 12 for the length. 

    calculate_area <- function(length, width = 5) {
        print(length * width) 
    }

    calculate_area(12)