Compilare: user.cpp: In function ‘int b(int)’: user.cpp:22: warning: no return statement in function returning non-void user.cpp: In function ‘int functie()’: user.cpp:43: warning: statement has no effect user.cpp:44: warning: no return statement in function returning non-void user.cpp: In function ‘int main()’: user.cpp:54: warning: unused variable ‘ltot’ user.cpp: In function ‘int c(int)’: user.cpp:36: warning: control reaches end of non-void function