APL11 ???????????????????????????? APL11 ????????????????????? ?????????? Apl11 ??????????? APL ???????????? APL11 ???????????? APL11 - ??????????? ???????? ?????????? ????? Apl 11 - ????????????? APL11 ????????? Apl11 ?????????????????????? ?????????????? - ???? 24 ???????For example, the sum perform is derived by making use of the reduction opera