这是过了80% 测试用例，需要自取。 check_depedence(["a.h:b.h d.h","b.h:c.h","d.h:c.h a.h","c.h:d.h"],"search head file:a.h") check_depedence(["a.h:b.h c.h d.h","b.h:c.h d.h","c.h:d.h","d.h:a.h","c.h:b.h"],"search head file:a.h") check_depedence(["a.h:b.h d.h","b.h:c.h","d.h:c.h"],"search head file:a.h") check_depedence(["a.h:b.h","b.h:c.h","c.h:a.h","a.h:c.h"],"search head file:a.h") check_depedence(["a.h:b.h","b.h:c.h"],"search head file:a.h") check_depedence(["a.h:b.h c.h d.h sdfsdfasfs.h sdfasdfasfeeeew.h","sdfasdfasfeeeew.h:a.h"],"search head file:a.h") check_depedence(["a.h:a.h"],"search head file:a.h") check_depedence(["a.h:b.h sdfa.h sdfsfs.h ggg.h","b.h:c.h","c.h:a.h","a.h:c.h","a.h:d.h","d.h:a.h","sdfa.h:aaa.h","aaa.h:bbb.h","bbb.h:a.h"],"search head file:a.h") check_depedence(["a.h:b.h d.h","d.h:c.h","c.h:d.h a.h"],"search head file:a.h")