(Script 1)
uses wincrt;
var I:integer;
begin clrscr;
I:=0;
REPEAT
writeln(I);
Inc(I);
UNTIL I=21;
readln;
end.
---------------------------------------------------------------
(Script 2)
uses wincrt;
var I:integer;
begin clrscr;
I:=0;
REPEAT
writeln(I);
Inc(I,5);
UNTIL I=105;
readln;
end.
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Penurunan (DEC.PAS)
uses wincrt;
var I:integer;
begin clrscr;
I:=100;
REPEAT
writeln(I);
dec(I);
UNTIL I=85;
readln;
end.