Compilare: user.cpp:122:2: warning: no newline at end of file user.cpp: In function 'int compare(const void*, const void*)': user.cpp:16: warning: array subscript has type 'char' user.cpp:16: warning: array subscript has type 'char' user.cpp:16: warning: array subscript has type 'char' user.cpp:16: warning: array subscript has type 'char' user.cpp: In function 'void chestie(int)': user.cpp:41: warning: unused variable 'y2' user.cpp: In function 'int main()': user.cpp:107: warning: array subscript has type 'char' user.cpp:116: warning: array subscript has type 'char' user.cpp:116: warning: array subscript has type 'char'