c hello world program

C hello world program :- c programming language code to print hello world. This program prints hello world, printf function is used to display text on screen, '\n' places cursor on the beginning of next line, stdio.h header file contains declaration of printf function. The code will work on all operating systems may be it's Linux, Mac or any other and compilers. To learn a programming language you must start writing programs in it and may be your first c code while learning programming.

C hello world example

#include <stdio.h>
 
int main()
{
  printf("Hello world\n");
  return 0;
}

Hello world program in c

We may store "hello world" in a character array and then print it.

#include <stdio.h>
 
int main()
{
  char string[] = "Hello World";
 
  printf("%s\n", string);
 
  return 0;
}

Hello world program.
Output of program: