Даны описания:
type point1 = array [(x, y)] of real;
point2 = record x, y: real end;
complex = record x, y: real end;
var p1: point1; p2: point2; c: complex;
Укажите допустимую конструкцию.
p1[ord(x)]
p1[pred]
p2.pred
type point1 = array [(x, y)] of real;
point2 = record x, y: real end;
complex = record x, y: real end;
var p1: point1; p2: point2; c: complex;
Укажите допустимую конструкцию.
p1[ord(x)]
p1[pred]
p2.pred