Compilare: user.cpp: In function ‘int main()’: user.cpp:42:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] l[i]=best[last[i]]+1; ^ user.cpp:43:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] nex[i]=po[last[i]]; ^ user.cpp:45:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(best[pri]<l[i]) ^ user.cpp:46:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] {best[pri]=l[i]; ^ user.cpp:47:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] po[pri]=i;} ^ user.cpp:15:8: warning: unused variable ‘p’ [-Wunused-variable] {char *p; ^