Compilare: user.cpp: In function ‘void input()’: user.cpp:32:21: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[27]’ [-Wformat=] scanf ( "%s" , &h ) ; ^ user.cpp:23:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%d\n" , &type ) ; ^ user.cpp:24:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%d\n" , &n ) ; ^ user.cpp:25:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%s\n" , h ) ; ^ user.cpp:32:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%s" , &h ) ; ^ user.cpp: In function ‘int main()’: user.cpp:68:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "zimeria.in" , "r" , stdin ) ; ^ user.cpp:69:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "zimeria.out" , "w" , stdout ) ; ^