> int c = getchar();
> while((c = getchar()) != EOF)
There are two calls to getchar before you get to your first putchar.
> int c = getchar();
> while((c = getchar()) != EOF)
There are two calls to getchar before you get to your first putchar.
If you dance barefoot on the broken glass of undefined behaviour, you've got to expect the occasional cut.
If at first you don't succeed, try writing your phone number on the exam paper.