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RGB7008 - Аравтын орны цифр

Өгөгдсөн тооны аравтын орны цифрийг ол.

Input

Int төрлийн бүхэл тоо өгөгдөнө.

Output

Аравтын орны цифр.

Example

Input:
423
Output:
2

Нэмсэн:Bataa
Огноо:2011-05-10
Хугацааны хязгаарлалт:1s
Эх кодын хэмжээний хязгаарлалт:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
Програмчлалын хэлүүд:ADA95 ASM32 BASH BF C NCSHARP CSHARP C++ 4.3.2 CPP C99 CLPS LISP sbcl LISP clisp D ERL FORTRAN HASK ICON ICK JAVA JS-RHINO JULIA LUA NEM NICE OCAML PAS-GPC PAS-FPC PERL PHP PIKE PRLG-swi PYTHON PYPY3 PYTHON3 RUBY SCALA SCM guile ST TCL WHITESPACE

hide comments
2019-10-16 05:50:26
8a 8c are the worst


aaah lovely chicken
2019-10-16 05:48:13
chicken chicken lovely chicken
2019-10-16 05:48:12
chicken chicken lovely chicken
2019-10-16 05:45:51
WHAT
2019-10-16 05:41:10
i know why the fucking 8c is trash
2019-10-11 09:01:36
8b is fakeee and bad bad bad
2019-10-11 09:00:07
hi
2019-10-11 08:51:43
8b 8c bidnras sportoso ilu bla ch mnah surlagara ilu zaooooo
2019-10-09 06:03:40
8c is bad and they look sooooo bad
2019-10-09 06:02:13
hello

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