Eroare de compilare: user.cpp:2:18: error: conio.h: No such file or directory user.cpp: In function ‘int cb1(int, int, int)’: user.cpp:21: warning: unused variable ‘n’ user.cpp: In function ‘int main()’: user.cpp:65: error: ‘getch’ was not declared in this scope user.cpp:51: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:53: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:56: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:57: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:60: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result