var mass : array[1..20] of integer;
i,n : integer;
begin
n:=20;
for i:=1 to 20 do
mass[i]:=n;
dec(n);
end;
end.
var mass : array[1..20] of integer;
i,n : integer;
begin
n:=20;
for i:=1 to 20 do
begin
mass[i]:=n;
dec(n);
end;
end.