Condition To Print “HelloWord”

What should be the “condition” so that the following code snippet prints both HelloWorld!

      if  "condition"
          printf ("Hello");
      else
          printf("World"); 

1. #include

int main()

{

 if(!printf("Hello"))

  printf("Hello");

 else

  printf("World");

 getchar();

} 

2. 


#include

int main()

{

 if(printf("Hello") < 0)

  printf("Hello");

 else

  printf("World");

 getchar();

}