Compilare: main.cpp: In function 'bool inter(elem, elem)': main.cpp:50:15: warning: unused variable 'f' [-Wunused-variable] 50 | point f={a.x,a.y},g={a.x2,a.y2}; | ^ main.cpp:50:27: warning: unused variable 'g' [-Wunused-variable] 50 | point f={a.x,a.y},g={a.x2,a.y2}; | ^ main.cpp:81:1: warning: control reaches end of non-void function [-Wreturn-type] 81 | } | ^