let () =
  let s = read_line () in
  let n = String.length s in
  if s.[n-2] <> 'a' || s.[n-1] <> 'i' then print_endline (s ^ "-AI")
  else begin
    s.[n-2] <- 'A';
    s.[n-1] <- 'I';
    print_endline s
  end