Eroare de compilare: user.cpp:36:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:10: error: redeclaration of 'int n' user.cpp:8: error: 'int n' previously declared here user.cpp:14: warning: format '%s' expects type 'char*', but argument 3 has type 'char (*)[40]' user.cpp:22: error: 'lg' was not declared in this scope user.cpp:28: error: 'lg' was not declared in this scope user.cpp:30: warning: suggest parentheses around assignment used as truth value