program WeekNumberCalculator;
uses
SysUtils, DateUtils;
var
InputDate: TDateTime;
WeekNumber: Integer;
begin
InputDate := EncodeDate(2025, 3, 14);
// Calculate the week number
WeekNumber := WeekOfTheYear(InputDate);
WriteLn('The week number for ', DateToStr(InputDate), ' is: ', WeekNumber);
end.
(*
run:
The week number for 14-3-25 is: 11
*)