foo.cc: In function 'int main()':
foo.cc:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
foo.cc:10:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&t);
         ~~~~~^~~~~~~~~

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

{"receive":"2020-07-24T09:02:09.487Z","handle":"2020-07-24T09:02:09.487Z","cache_start":"2020-07-24T09:02:09.493Z","read_cases":"2020-07-24T09:02:09.668Z","judge":"2020-07-24T09:02:09.669Z","done":"2020-07-24T09:02:10.045Z"}