Eroare de compilare: user.cpp: In function ‘int cauta()’: user.cpp:23: warning: array subscript has type ‘char’ user.cpp:25: warning: array subscript has type ‘char’ user.cpp: In function ‘int insereaza()’: user.cpp:41: warning: array subscript has type ‘char’ user.cpp:44: warning: array subscript has type ‘char’ user.cpp:47: warning: array subscript has type ‘char’ user.cpp: In function ‘int renum()’: user.cpp:87: warning: no return statement in function returning non-void user.cpp: In function ‘int main()’: user.cpp:231: error: ‘stdin’ was not declared in this scope user.cpp:231: error: ‘freopen’ was not declared in this scope user.cpp:232: error: ‘stdout’ was not declared in this scope user.cpp:234: error: ‘scanf’ was not declared in this scope user.cpp:273: error: ‘printf’ was not declared in this scope user.cpp:227: warning: unused variable ‘start’ user.cpp:275: warning: unused variable ‘stop’