foo.cc: In function 'void init(int, int)':
foo.cc:12:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0; i<a[u].size(); i++)
~^~~~~~~~~~~~
foo.cc: In function 'int work(int, int)':
foo.cc:20:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0; i<a[u].size(); i++)
~^~~~~~~~~~~~
foo.cc: In function 'void dfs(int)':
foo.cc:28:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0; i<d[dep].size(); i++)
~^~~~~~~~~~~~~~
自豪的采用 HydroJudger 进行评测(github.com/hydro-dev/HydroJudger)
{"receive":"2020-06-11T12:22:34.293Z","handle":"2020-06-11T12:22:34.293Z","cache_start":"2020-06-11T12:22:34.301Z","read_cases":"2020-06-11T12:22:34.408Z","judge":"2020-06-11T12:22:34.409Z","done":"2020-06-11T12:22:35.265Z"}