Compilare: main.cpp: In member function 'bool muchie::operator=(muchie)': main.cpp:22:5: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:117:9: warning: unused variable 'x' [-Wunused-variable] int x,y,c; ^ main.cpp:117:11: warning: unused variable 'y' [-Wunused-variable] int x,y,c; ^