Eroare de compilare: user.cpp:2: error: expected unqualified-id before ‘,’ token user.cpp:4: error: expected initializer before ‘struct’ user.cpp:7: error: ‘polo’ does not name a type user.cpp: In function ‘int main()’: user.cpp:18: error: ‘a’ was not declared in this scope user.cpp:21: error: ‘a’ was not declared in this scope user.cpp:23: error: ‘a’ was not declared in this scope user.cpp:26: error: ‘r’ was not declared in this scope user.cpp:31: error: ‘a’ was not declared in this scope user.cpp:11: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:12: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:14: 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:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result