foo.cc: In function 'int main()':
foo.cc:16:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%lf%lf%lf",&Len,&n,&Coe);
~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
自豪的采用 HydroJudge 进行评测(github.com/hydro-dev/HydroJudge)
{"receive":"2020-07-16T07:20:50.985Z","handle":"2020-07-16T07:20:50.985Z","cache_start":"2020-07-16T07:20:50.999Z","read_cases":"2020-07-16T07:20:51.138Z","judge":"2020-07-16T07:20:51.140Z","done":"2020-07-16T07:21:39.604Z"}