Change temp diff output to /dev/null.
Change temp diff output to /dev/null.

michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge,michaelx11/nextcodejudge