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APC-PRAC-004.c

Problem Statement

WAP to calculate and display radius of a circle by taking the area as input.

Metadata

Property Detail
Author Amit Dutta (amitdutta4255@gmail.com)
License MIT
Difficulty Beginner (index: 1 / 10)

Concepts

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  • Recursion

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Source Code

#include <stdio.h>
#include <math.h>
int main()
{
    double r, area;
    printf("Enter the area of the circle : ");
    scanf("%lf", &area);
    r = sqrt(area / M_PI);
    printf("\nRadius of the circle : %g", r);
    return 0;
}

Explanation

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    You are explaining a C 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 (APC-PRAC-004.c):

    #include <stdio.h>
    #include <math.h>
    int main()
    {
        double r, area;
        printf("Enter the area of the circle : ");
        scanf("%lf", &area);
        r = sqrt(area / M_PI);
        printf("\nRadius of the circle : %g", r);
        return 0;
    }