Compilare: user.cpp: In function ‘program getMax(std::vector<program>&)’: user.cpp:13:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < str.size(); i ++) ^ user.cpp: In function ‘int computeNrMin(int, int, int, int)’: user.cpp:28:6: warning: unused variable ‘h’ [-Wunused-variable] int h,m_beg, m_end; ^ user.cpp: In function ‘int main()’: user.cpp:107:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i< str.size()-1; i++){ ^ user.cpp:109:4: warning: ‘previous.program::HH_end’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(previous.HH_end < s.HH_beg && nrOfMin < 1440 && s.nrMin!=-1) ^