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APC-PRAC-011.c

Problem Statement

Write a program to input positive number and check whether the number is perfect square or not. If the number is negetive then display appropriate message

Metadata

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

Concepts

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Source Code

#include <stdio.h>
#include <math.h>

int main()
{
    int num, temp;
    printf("Enter the number : ");
    scanf("%d", &num);
    if (num < 0)
    {
        printf("\nYou entered a negetive number.");
        return 1;
    }
    temp = (int)sqrt(num);
    if (temp * temp == num)
    {
        printf("\nInput %d is a perfect square number.", num);
        return 0;
    }
    else
        printf("\nInput %d is not a perfect square number.", num);
    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-011.c):

    #include <stdio.h>
    #include <math.h>

    int main()
    {
        int num, temp;
        printf("Enter the number : ");
        scanf("%d", &num);
        if (num < 0)
        {
            printf("\nYou entered a negetive number.");
            return 1;
        }
        temp = (int)sqrt(num);
        if (temp * temp == num)
        {
            printf("\nInput %d is a perfect square number.", num);
            return 0;
        }
        else
            printf("\nInput %d is not a perfect square number.", num);
        return 0;
    }