foo.cc: In function 'int main()':
foo.cc:8:24: warning: format '%d' expects argument of type 'int', but argument 2 has type 'int*' [-Wformat=]
  printf("%d %d", &a, &b);
                        ^
foo.cc:8:24: warning: format '%d' expects argument of type 'int', but argument 3 has type 'int*' [-Wformat=]
foo.cc:7:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &a, &b);
                       ^

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

{"receive":"2020-03-22T04:43:15.013Z","handle":"2020-03-22T04:43:15.013Z","cache_start":"2020-03-22T04:43:15.020Z","read_cases":"2020-03-22T04:43:15.126Z","judge":"2020-03-22T04:43:15.127Z","done":"2020-03-22T04:43:15.294Z"}