Compilare: user.cpp: In function ‘int main()’: user.cpp:10:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] for(i=0;a[i];i++) A[a[i]]++; ^ user.cpp:11:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] for(i=0;b[i];i++) B[b[i]]++,A[b[i]]--; ^ user.cpp:11:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] for(i=0;b[i];i++) B[b[i]]++,A[b[i]]--; ^ user.cpp:19:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(B[a[i]]) ^ user.cpp:21:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(k&&A[a[k-1]]&&a[i]<a[k-1]) ^ user.cpp:24:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] A[a[k]]--; ^ user.cpp:25:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] B[a[k]]++; ^ user.cpp:28:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] B[a[i]]--; ^ user.cpp:30:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] else A[a[i]]--; ^