Eroare de compilare: user.cpp: In function ‘void Lee()’: user.cpp:20: warning: suggest parentheses around assignment used as truth value user.cpp:56: error: ‘strlen’ was not declared in this scope user.cpp:105: error: ‘strlen’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:134: error: ‘strlen’ was not declared in this scope user.cpp:139: error: ‘floor’ was not declared in this scope