Eroare de compilare: user.cpp: In function ‘int cautare(char*)’: user.cpp:12: error: ‘strcmp’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:19: error: ‘strlen’ was not declared in this scope user.cpp:33: error: ‘strchr’ was not declared in this scope user.cpp:43: warning: the address of ‘v’ will always evaluate as ‘true’ user.cpp:48: error: ‘strcpy’ was not declared in this scope user.cpp:57: error: ‘strcmp’ was not declared in this scope user.cpp:60: error: ‘strcpy’ was not declared in this scope