WRITING FIRST C PROGRAM?

Hello world program

hello.c

--------------------------------------------------------------------

main()

{

printf(“Hello world!”);

}

-----------------------------------------------------------------------

1.main is the function/block where execution of program starts.

2.printfis used to display some message on standard output device(MONITOR).

3.Open Curly Brace for starting a function and Close Curly Brace for Ending of Function Block.

4.Semi colon used for ending a line/statement.  

for creating and compile your first program follow the steps :
Creating and Compiling a C program under linux?