`luc013.c`¶

Problem Statement

Write a program to find the absolute value of a number entered through the keyboard.

Metadata¶

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

Concepts¶

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Recursion

Actions¶

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Source Code¶

#include <stdio.h>
#include <math.h>
int main()
{
    double num;
    printf("Enter the number : ");
    scanf("%lf", &num);
    num = abs(num);
    printf("\nAbsolute value of the input is : %g", num);
    return 0;
}

Explanation¶

Explain with AI

Copy the prompt below and paste it into any AI assistant.

    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 (luc013.c):

    #include <stdio.h>
    #include <math.h>
    int main()
    {
        double num;
        printf("Enter the number : ");
        scanf("%lf", &num);
        num = abs(num);
        printf("\nAbsolute value of the input is : %g", num);
        return 0;
    }

luc013.c¶