Write a C program to find size of structure without using sizeof operator.

Q  : Write a C program to find size of structure without using sizeof operator.

#include<stdio.h>

#include<conio.h>

struct stu

{

     int roll;

     char name[20];

     float marks[3];

};

Write a C program to find the square root of a given quadratic equation.

Q1 : Write a C program to find the square root of a given quadratic equation.

#include <math.h>

int main()

{

    double a, b, c, determinant, root1,root2, realPart, imaginaryPart;

    printf("Enter coefficients a, b and c: ");

    scanf("%lf %lf %lf",&a, &b, &c);

    determinant = b*b-4*a*c;

Write a C program to print given number of terms of a Fibonacci series.

Q 1 :  Write a C program to print given number of terms of a Fibonacci series.

Solution : 

#include<stdio.h>

void main()

{

    int a,b,c;

   c=1;

   a=0;

Write a C program to read a line and print it reverse using recursive function.

Q : Write a C program to read a line and print it reverse using recursive function.

Solution : 

#include<stdio.h>

#include<string.h>

#include<process.h>

void print(int len,char str[])

{

int n=len;

if(n==-1)

exit(1);