sutirthaC97

#include <stdio.h>

void say(char* s){
printf("%s",s);
}

int main()
{
void (*say_ptr)(char* s) = &say;
say("\nHello!");

sutirthaC97

#include <stdio.h>

int main()
{
enum weekdays{sun, mon, tue, wed, thu=121, fri, sat};

enum weekdays sunday = sun;
enum weekdays friday = fri;

  printf("sunday has the value: %d and friday: %d", sunday, friday);//Here friday has the value 122 because the previous const thu has the value of 121 whilst wed has the value of 3 because sun is initialized to zero.

sutirthaC97

#include <stdio.h>

typedef double dbl; //Now dbl can be used anywhere in the program we need to write double. 

int main()
{
  dbl a = 21.3987;
  
  printf("The value of a is : %lf ", a);
  

sutirthaC97

/*An example C program to demonstrate different data types.*/
#include <stdio.h>

int main()
{
  int meaningOfLife = 42;
  float a_random_float = 56.9;  
  double pi = 3.141;
  char c = 'c';
  

sutirthaC97

/*C program to print area of a circle whose radius is given as input*/
#include <stdio.h>
#include <math.h>//for the function -> pow()

#define pi 3.141

int main(){
  double radius, area;
  printf("\nEnter the value of the radius: ");
  scanf("%lf",&radius);

sutirthaC97

#include <stdio.h>

int main()
{
printf("Hello World!");
return 0;
}