Eroare de compilare: user.cpp:3:22: error: hash_map.h: No such file or directory user.cpp: In function ‘int main()’: user.cpp:20: error: ‘hash_map’ was not declared in this scope user.cpp:20: error: expected primary-expression before ‘int’ user.cpp:20: error: expected ‘;’ before ‘int’ user.cpp:26: error: ‘hash_mapB’ was not declared in this scope user.cpp:31: warning: comparison between signed and unsigned integer expressions user.cpp:33: error: expected primary-expression before ‘int’ user.cpp:33: error: expected ‘;’ before ‘int’ user.cpp:34: error: ‘hash_mapA’ was not declared in this scope user.cpp:35: warning: comparison between signed and unsigned integer expressions user.cpp:37: error: ‘hash_mapB’ was not declared in this scope user.cpp:10: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:11: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:13: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result