Compilare: user.cpp: In function 'int main()': user.cpp:37: warning: format '%d' expects type 'int*', but argument 2 has type 'char*' user.cpp:49: warning: array subscript has type 'char' user.cpp:51: 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:58: warning: array subscript has type 'char' user.cpp:59: warning: array subscript has type 'char' user.cpp:62: warning: comparison between signed and unsigned integer expressions user.cpp:72: warning: array subscript has type 'char'