====== int_fast64_t ======
<code c>

</code>

==== description of int_fast64_t ====
int_fast64_t is in work by code-reference.com \\ 
if you are faster... don't hasitate and add it

<code c>
no example at the moment
</code>

===== output of int_fast64_t c example =====
    no example at the moment