Compilare: user.cpp: In function 'void rec(char, char, char)': user.cpp:21: warning: array subscript has type 'char' user.cpp:22: warning: array subscript has type 'char' user.cpp:23: warning: array subscript has type 'char' user.cpp:24: warning: array subscript has type 'char' user.cpp:24: warning: array subscript has type 'char' user.cpp:24: warning: array subscript has type 'char' user.cpp:24: warning: array subscript has type 'char' user.cpp:24: warning: array subscript has type 'char' user.cpp:24: warning: array subscript has type 'char' user.cpp: In function 'int main()': user.cpp:51: warning: array subscript has type 'char' user.cpp:52: warning: array subscript has type 'char' user.cpp:53: warning: array subscript has type 'char' user.cpp:55: warning: array subscript has type 'char' user.cpp:56: warning: array subscript has type 'char' user.cpp:57: warning: array subscript has type 'char' user.cpp:62: warning: array subscript has type 'char' user.cpp:62: warning: array subscript has type 'char' user.cpp:62: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:72: warning: array subscript has type 'char' user.cpp:73: warning: array subscript has type 'char' user.cpp:73: warning: array subscript has type 'char' user.cpp:73: warning: array subscript has type 'char'