Eroare de compilare: user.cpp: In member function ‘bool comp::operator()(const int&, const int&) const’: user.cpp:21: error: ‘cost’ was not declared in this scope user.cpp: In function ‘void citire()’: user.cpp:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:39: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘void afisare()’: user.cpp:77: error: cannot convert ‘const char*’ to ‘FILE*’ for argument ‘1’ to ‘int fprintf(FILE*, const char*, ...)’ user.cpp: In function ‘int main()’: user.cpp:85: error: ‘outFile’ was not declared in this scope