foo.cc: In function 'int main()':
foo.cc:50:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen("maze1.out","w",stdout);
     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:51:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen("maze1.in","r",stdin);
     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

自豪的采用 HydroJudger 进行评测(github.com/hydro-dev/HydroJudger)

{"receive":"2020-05-23T09:18:48.489Z","handle":"2020-05-23T09:18:48.489Z","cache_start":"2020-05-23T09:18:48.495Z","read_cases":"2020-05-23T09:18:48.613Z","judge":"2020-05-23T09:18:48.614Z","done":"2020-05-23T09:18:54.216Z"}