Eroare de compilare: user.cpp: In member function ‘int hash_map::hash_function(int)’: user.cpp:19: warning: no return statement in function returning non-void user.cpp: In member function ‘void hash_map::Insert(int)’: user.cpp:48: error: ‘find’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:84: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:85: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:89: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:97: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result