Run the "Hello, World" program on your system. Experiment with leaving out parts of the program, to see what errer messages you get

// Run the "Hello, World" program on your system
#include <stdio.h>
#include <conio.h>
main()
{
      printf("Hello, World");
      getch();
}

<!--------END--------!>

// without header files errors

main()
{
      printf("Hello, World");
      getch();
}

errors:

1  'printf' undeclared function

2  'getch' undeclared function

<!--------END--------!>

// without main()

#include <stdio.h>

#include <conio.h>

{

      printf("Hello, World"); 

      getch();    

}

errors:

1  expected unqualified-id before '{' token 

2  expected `,' or `;' before '{' token 

<!--------END--------!>

// without semi colan (;)

#include <stdio.h>

#include <conio.h>

main()

{

      printf("Hello, World")

      getch() 

}

errors:

1    In function `int main()': 

2    expected `;' before "getch"