Compilare: user.cpp: In function ‘int factor()’: user.cpp:40:9: warning: unused variable ‘rasp’ [-Wunused-variable] int rasp = 0; ^ user.cpp: In function ‘int trans()’: user.cpp:103:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:110:9: warning: unused variable ‘rasp’ [-Wunused-variable] int rasp, temp; ^ user.cpp:110:15: warning: unused variable ‘temp’ [-Wunused-variable] int rasp, temp; ^ user.cpp: In function ‘int factor()’: user.cpp:58:1: warning: control reaches end of non-void function [-Wreturn-type] } ^