Compilare: user.cpp: In function ‘int countCoverage(std::vector<int>, std::vector<int>)’: user.cpp:12:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < line.size(); i++) ^ user.cpp: In function ‘bool all_off(std::vector<int>)’: user.cpp:20:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < v.size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:56:9: warning: ‘maxIndex’ may be used uninitialized in this function [-Wmaybe-uninitialized] int maxIndex, maxCoverage; ^