foo.cc: In function 'int main()':
foo.cc:64:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%c", &op);
~~~~~^~~~~~~~~~~
自豪的采用 HydroJudge 进行评测(github.com/hydro-dev/HydroJudge)
正在同步测试数据,请稍后
{"receive":"2020-07-24T17:47:42.780Z","handle":"2020-07-24T17:47:42.780Z","cache_start":"2020-07-24T17:47:42.786Z","read_cases":"2020-07-24T17:47:44.019Z","judge":"2020-07-24T17:47:44.019Z","done":"2020-07-24T17:48:00.289Z"}