Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:15: error: ‘strlen’ was not declared in this scope user.cpp:23: error: ‘strcpy’ was not declared in this scope user.cpp:181: warning: name lookup of ‘j’ changed user.cpp:7: warning: matches this ‘j’ under ISO standard rules user.cpp:131: warning: matches this ‘j’ under old rules