Compilare: main.cpp: In function 'double calculDist(std::pair<double, double>, std::pair<double, double>, std::pair<double, double>)': main.cpp:79:45: warning: 'xx' may be used uninitialized in this function [-Wmaybe-uninitialized] rez=fabs(C.second-(panta*C.first+xx)); ~~~~~~~~~~~~~~^~~~ main.cpp:79:37: warning: 'panta' may be used uninitialized in this function [-Wmaybe-uninitialized] rez=fabs(C.second-(panta*C.first+xx)); ~~~~~^~~~~~~~