foo.cc: In function 'int main()':
foo.cc:10:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
foo.cc:12:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%s",&p[i].w,p[i].a);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
foo.cc:16:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&ai,&si);
   ~~~~~^~~~~~~~~~~~~~~~

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

{"receive":"2020-06-18T11:55:50.338Z","handle":"2020-06-18T11:55:50.338Z","cache_start":"2020-06-18T11:55:50.345Z","read_cases":"2020-06-18T11:55:50.496Z","judge":"2020-06-18T11:55:50.500Z","done":"2020-06-18T11:55:52.774Z"}