Area of the Circle Version 1.0

Write a program using structure and function to compute the area of the circle in the C programming language.

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Sample Program Output

Program Listing

/*circle.c

 Author    : Mr. Jake Rodriguez Pomperada,BSCS,MAED-IT

 Date      : December 1, 2018  Saturday 9:01 PM

 Location  : Bacolod City, Negros Occidental

 Website   : http://www.jakerpomperada.com

 Emails    : jakerpomperada@jakerpomperada.com

             jakerpomperada@gmail.com

             jakerpomperada@yahoo.com

             jakerpomperada@aol.com

*/

#include <stdio.h>

#include <stdlib.h>

#include <ctype.h>

struct circle {

  char name[100];

  float radius;

  float area;

};

int main() {

    circle test;

    char reply;

    float area=0.00;

do {

    printf("\n\n");

    printf("\t\tArea of the Circle Version 1.0");

    printf("\n\n");

    printf("\tEnter the name of the Circle          : ");

    gets(test.name);

    printf("\n");

    printf("\tEnter the given Radius of the Circle  : ");

    scanf("%f",&test.radius);

    printf("\n");

    printf("\t\tSummary of Report");

    printf("\n");

    area = (3.14 * test.radius * test.radius);

    printf("\n\tName of the Circle         : %s ",test.name);

    printf("\n");

    printf("\n\tThe Area of the Circle is  : %.2f ",area);

    printf("\n\n");

    printf("\tDo You Want to Continue y/n? : ");

    scanf("%s",&reply);

    if (toupper(reply) == 'N') {

        printf("\n\n");

        printf("\t\t Thank You For Using This Software !!!");

        break;

    }

    } while (toupper(reply!='Y'));

    printf("\n\n");

    system("pause");

}