Compilare: user.cpp:146:2: warning: no newline at end of file user.cpp: In function 'bool factor()': user.cpp:139: warning: control reaches end of non-void function /tmp/ccCGTfI4.o: In function `functie_smechera()': user.cpp:(.text+0x2e9): warning: the `gets' function is dangerous and should not be used.