Compilare: user.cpp: In function 'int main()': user.cpp:15: warning: format '%c' expects type 'char*', but argument 3 has type 'int*' user.cpp:23: warning: array subscript has type 'char' user.cpp:23: warning: array subscript has type 'char' user.cpp:23: warning: array subscript has type 'char' user.cpp:23: warning: array subscript has type 'char' user.cpp:25: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char' user.cpp:32: warning: array subscript has type 'char'