Eroare de compilare: user.cpp:2:19: error: conio.h: No such file or directory user.cpp:3:21: error: windows.h: No such file or directory user.cpp: In function ‘int main()’: user.cpp:25: error: ‘system’ was not declared in this scope user.cpp:31: error: ‘getch’ was not declared in this scope user.cpp:33: error: ‘system’ was not declared in this scope user.cpp:39: error: ‘getch’ was not declared in this scope user.cpp:78: error: ‘kbhit’ was not declared in this scope user.cpp:80: error: ‘getch’ was not declared in this scope user.cpp: In function ‘void mancare()’: user.cpp:130: error: ‘rand’ was not declared in this scope user.cpp: In function ‘bool directie(int, int)’: user.cpp:140: error: ‘system’ was not declared in this scope user.cpp:146: error: ‘getch’ was not declared in this scope user.cpp: In function ‘pers date()’: user.cpp:240: error: ‘system’ was not declared in this scope