DSK:=ValueWhen(1,HOUR()<Ref(HOUR(),-1),Ref(LowestSince(1,HOUR()<Ref(HOUR(),-1),Llv(l,21)),-1)); YKSK:=ValueWhen(1,HOUR()<Ref(HOUR(),-1),Ref(HighestSince(1,HOUR()<Ref(HOUR(),-1),Hhv(h,21)),-1)); (DSK+YKSK)/2