foo.cc: In function 'int main()':
foo.cc:16:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s", s + 1);
                    ^
foo.cc:19:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &m);
                 ^
foo.cc:21:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", t[i] + 1);
                        ^

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

{"receive":"2020-03-25T11:33:51.820Z","handle":"2020-03-25T11:33:51.820Z","cache_start":"2020-03-25T11:33:51.827Z","read_cases":"2020-03-25T11:33:52.449Z","judge":"2020-03-25T11:33:52.450Z","done":"2020-03-25T11:33:54.549Z"}