task in delphi?

Question

Delphi

Find the product of the first 23 five-digit numbers containing the number 6,
please help =)

Answer 1

function IntToStr(N: Integer): String
Converts an integer N to a string.
function Pos(Substr: String; Str: String): Integer
Returns the position (index) of the first occurrence of Substr in the string Str. If Substr is not in Str, returns 0. You can do the
rest, I hope.

Answer 2

You need to study on your own.
Nobody needs ignoramuses.