Compilare: user.cpp: In function 'void radix(int, entry*, entry*)': user.cpp:24: warning: array subscript has type 'char' user.cpp:31: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char' /tmp/ccX6hyYa.o: In function `main': user.cpp:(.text+0x1a8): warning: the `gets' function is dangerous and should not be used.