Eroare de compilare: user.cpp:2:18: error: conio.h: No such file or directory user.cpp: In function ‘int main()’: user.cpp:12: warning: too few arguments for format user.cpp:13: warning: too few arguments for format user.cpp:14: warning: too few arguments for format user.cpp:18: warning: format ‘%i’ expects type ‘int’, but argument 3 has type ‘double’ user.cpp:8: warning: unused variable ‘ch’