Eroare de compilare: In file included from /usr/include/c++/4.4/unordered_map:35, from user.cpp:18: /usr/include/c++/4.4/c++0x_warning.h:31:2: error: #error This file requires compiler and library support for the upcoming ISO C++ standard, C++0x. This support is currently experimental, and must be enabled with the -std=c++0x or -std=gnu++0x compiler options. user.cpp: In function ‘void init()’: user.cpp:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘int main(int, const char**)’: user.cpp:63: error: ‘unordered_map’ was not declared in this scope user.cpp:63: error: expected primary-expression before ‘int’ user.cpp:63: error: expected ‘;’ before ‘int’ user.cpp:70: error: ‘conv’ was not declared in this scope user.cpp:70: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:75: warning: ‘auto’ will change meaning in C++0x; please remove it user.cpp:75: error: ISO C++ forbids declaration of ‘it’ with no type user.cpp:75: error: ‘conv’ was not declared in this scope user.cpp:77: error: base operand of ‘->’ is not a pointer user.cpp:80: warning: ‘auto’ will change meaning in C++0x; please remove it user.cpp:80: error: ISO C++ forbids declaration of ‘com’ with no type user.cpp:83: error: base operand of ‘->’ is not a pointer user.cpp:83: error: base operand of ‘->’ is not a pointer user.cpp:83: error: base operand of ‘->’ is not a pointer user.cpp:84: error: base operand of ‘->’ is not a pointer user.cpp:84: error: base operand of ‘->’ is not a pointer user.cpp:84: error: base operand of ‘->’ is not a pointer