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RGB7304 - Сондгой цифрүүдийн тоо

Өгөгдсөн тоон дахь сондгой цифрүүдийн тоог ол.

Input

Бүхэл тоо өгөгдөнө.

Output

Сондгой цифрүүдийн тоо.

Example

Input:
23457

Output:
3

Нэмсэн:Bataa
Огноо:2013-01-09
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
2022-11-25 06:29:34
sss
2022-11-18 01:49:40
tetet1


Last edit: 2022-11-18 01:53:46
2022-11-18 01:22:11
ha


Last edit: 2022-11-18 01:53:19
2022-11-17 07:00:01
suwdaa arhia boli
2022-11-16 06:04:18
she knows she knows suvdaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
2022-11-16 06:03:28
SUVDAA huulhaa boli
2022-11-16 06:02:58
luuya cham shig huulahgui
2022-11-16 06:02:57
bilguun
2022-11-16 06:01:06
i suck

Last edit: 2022-11-16 06:02:35
2022-11-16 06:00:55
bty hulad bai *SUVDAA* mna saihna hljn
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