APC-PRAC-011.c

Problem Statement

APC-PRAC-011.c

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

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;
}

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● Author - Amit Dutta · Updated - 12 Dec 2025