Compilare: user.cpp: In function ‘int main()’: user.cpp:39:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] ++qqa[a[i]]; ^ user.cpp:40:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] order[i]=qqa[a[i]]; ^ user.cpp:45:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] ++qqb[b[i]]; ^ user.cpp:46:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] position[b[i]][qqb[b[i]]]=i+1; ^ user.cpp:46:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] position[b[i]][qqb[b[i]]]=i+1; ^ user.cpp:56:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] p[i+1]=position[a[i]][order[i]]; ^