Compilare: user.cpp: In function ‘void AtribValue(char*, long unsigned int)’: user.cpp:12: warning: array subscript has type ‘char’ user.cpp: In function ‘int radixsort()’: user.cpp:42: warning: array subscript has type ‘char’ user.cpp:47: warning: array subscript has type ‘char’ user.cpp: In function ‘int Sgn(char*, char*)’: user.cpp:61: warning: array subscript has type ‘char’ user.cpp:62: warning: array subscript has type ‘char’ user.cpp: In function ‘int main()’: user.cpp:167: warning: unused variable ‘l’