This is wrong

viega@li777-8:~$ cat > s.c
c;main(a){while(~c)putchar(isprint(c=getchar(++a))?c:6>a^(9+(a=1)));}
viega@li777-8:~$ cc s.c
s.c:1:1: warning: data definition has no type or storage class [enabled by default]
 c;main(a){while(~c)putchar(isprint(c=getchar(++a))?c:6>a^(9+(a=1)));}
 ^
viega@li777-8:~$ ./a.out < a.out


ELF













   >






    @




     @

%< snipped tons of white space and occasional short-string characters %<

                                                      /lib64/ld-linux-x86-64.so.2












GNU




























   GNU

&< a bunch more snipping %<

                 libc.so.6
putchar
isprint
getchar
__libc_start_main
__gmon_start__
GLIBC_2.2.5

%< Tons more snipping %<




                                                             GCC: (Ubuntu 4.8.2-19ubuntu1) 4.8.2

.symtab
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.interp
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.got
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%< Last snip %<

                                                                                        crtstuff.c
__JCR_LIST__
deregister_tm_clones
register_tm_clones
__do_global_dtors_aux
completed.6972
__do_global_dtors_aux_fini_array_entry
frame_dummy
__frame_dummy_init_array_entry
s.c
   __FRAME_END__
__JCR_END__
__init_array_end
_DYNAMIC
__init_array_start
_GLOBAL_OFFSET_TABLE_
__libc_csu_fini
putchar@@GLIBC_2.2.5
_ITM_deregisterTMCloneTable
data_start
_edata
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__libc_start_main@@GLIBC_2.2.5
__data_start
getchar@@GLIBC_2.2.5
__gmon_start__
__dso_handle
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__libc_csu_init
_end
_start
c
 __bss_start
main
isprint@@GLIBC_2.2.5
_Jv_RegisterClasses
__TMC_END__
_ITM_registerTMCloneTable
_init