Created
March 30, 2012 19:45
-
-
Save ernado/2254395 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
uses crt; | |
type TDate = string[10]; {свой тип для даты - dd.mm.yyyy} | |
const N = 5; {Кол-во элементов в массиве} | |
var | |
mas : array[1..N] of TDate; | |
min : TDate; | |
i : byte; {итератор} | |
{Older(c1,c2) = True, когда дата в c1 старше даты в c2; Формат дат: c1,c2 - dd.mm.yyyy} | |
function older (c1,c2:TDate) : boolean; | |
begin | |
Older := false; | |
if copy(c1,7,10) = copy(c2,7,10) then {год одинаковый?} | |
if copy(c1,4,5) = copy(c2,4,5) then {месяц одинаковый?} | |
Older := copy(c1,1,2) < copy(c2,1,2) {то сравниваем по дням} | |
else | |
Older := copy(c1,4,5) < copy(c2,4,5) {иначе сравниваем по месяцу} | |
else | |
Older := copy(c1,7,10) < copy(c2,7,10); {иначе сравниваем по году} | |
end; | |
begin | |
ClrScr; {Добавим данных} | |
mas[1] := '01.09.1234'; | |
mas[2] := '01.09.1234'; | |
mas[3] := '01.07.1233'; | |
mas[4] := '02.07.1233'; | |
mas[5] := '01.08.1233'; | |
min := mas[1]; {min := '00.00.0000' в общем случае} | |
for i:=2 to N do {пройдемся по всем датам} | |
if older(mas[i], min) {сравним с минимальной} | |
then min := mas[i]; {установим новый минимум} | |
{в общем случае i:=1} | |
WriteLn('Minimum: ', min); ReadKey; | |
end. |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment