Eroare de compilare: user.cpp:1:21: error: iostream.h: No such file or directory user.cpp:2:20: error: fstream.h: No such file or directory user.cpp:3:19: error: vector.h: No such file or directory user.cpp:4:18: error: queue.h: No such file or directory user.cpp:7: error: ‘ifstream’ does not name a type user.cpp:8: error: ‘ofstream’ does not name a type user.cpp:11: error: expected constructor, destructor, or type conversion before ‘<’ token user.cpp:12: error: expected constructor, destructor, or type conversion before ‘<’ token user.cpp: In function ‘int main()’: user.cpp:17: error: ‘fin’ was not declared in this scope user.cpp:22: error: ‘gr’ was not declared in this scope user.cpp:27: error: ‘c’ was not declared in this scope user.cpp:32: error: ‘gr’ was not declared in this scope user.cpp:41: error: ‘fout’ was not declared in this scope