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RGB7232 - Синус нийлбэр 3

sinx+sin(sinx)+sin(sin(sinx))+...+sin(sin...sin(sinx)...) нийлбэрийг ол.

Input

Бодит тоо x натурал тоо n нэг мөрөнд нэг зайгаар тусгаарлагдан өгөгдөнө.

Output

Нийлбэр. Таслалаас хойш 3 орны нарийвчлалтайгаар гарга.

Example

Input:
1.0 3
Output:
2.266

Нэмсэн:Bataa
Огноо:2013-01-23
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

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2019-11-02 05:49:44
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2019-11-02 05:48:48
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2019-11-02 05:48:35
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2019-11-02 05:47:20
it is so hard!!!!!!!!!!!!!!!!!!!!!!! :D :(
2019-08-11 11:24:11
amaraa

Last edit: 2019-08-11 11:24:42
2019-04-08 16:34:33 bakhitbek
vb
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