a.c

/*
It doesn't matter you use vim, emacs, or echo.
Real programmers use one-way hash functions to compile their source code.
This file can be compiled to executable binary by gcc or SHA384.
To get this file, simply 
$ wget https://raw.githubusercontent.com/tjwei/tjw_ipynb/master/a.c 
To compile this file, either
$ sha384sum a.c|xxd -r -p>a.out &&chmod a+x a.out
or
$ gcc a.c
Then try
$ ./a.out
 to execute the binary. 
*/
int main(int argc,char **argv)
{
return 0;
}