lucky_number_reduce.pseudo

procedure main(argc, argv[]):
  declare constant my_lucky_number = random(0, 100)
  print("Process ", process_number, ": my lucky number is ", my_lucky_number)

  declare all_min := -1
  declare all_max := -1
  declare all_sum := -1

  // Reduce the data value from all processes to a single result value in
  // destination process applying the given operation
  reduce(my_lucky_number, &all_min, 1, min, 0)
  reduce(my_lucky_number, &all_max, 1, max, 0)
  reduce(my_lucky_number, &all_sum, 1, sum, 0)

  if process_number = 0 then
    declare constant all_average = all_sum / process_count
    print("Process ", process_number, ": all minimum = ", all_min)
    print("Process ", process_number, ": all average = ", all_average)
    print("Process ", process_number, ": all maximum = ", all_max)
  end if
end procedure