Compilare: main.cpp: In function 'int connect(int, int)': main.cpp:63:21: warning: variable 'max_area' set but not used [-Wunused-but-set-variable] int k, l, area, max_area; ^~~~~~~~ main.cpp:81:30: warning: 'area' may be used uninitialized in this function [-Wmaybe-uninitialized] area += camere[camera1] + camere[camera2] + 1; ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~