In file included from /in/main/main.cpp:3:0:
/in/detector.h:1:0: error: unterminated #ifndef
 #ifndef DETECTOR_H
 
In file included from /in/main/main.cpp:3:0:
/in/detector.h: In member function 'void Detector::maxDetector(std::vector<int>)':
/in/detector.h:19:14: error: comparison of unsigned expression >= 0 is always true [-Werror=type-limits]
    if (i - 1 >= 0 && inputArray[i - 1] > max)
        ~~~~~~^~~~
cc1plus: all warnings being treated as errors