SPOJ.com - Problem TRIGALGE

TRIGALGE - Easy Calculation

#math #binary-search

Find x such that Ax+Bsin(x)=C.

Input

The first line denotes T (number of test cases). 3T integers follow denoting A,B and C for every test case. (A >= B > 0). All Integers are less than 100000.

Output

T real numbers rounded to 6 digits one in each line.

Example

Input:
1
1 1 20

Output:
19.441787

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	Akash Jain: 2013-12-25 19:06:17 getting correct ans for the given test case..worked with newton and bisection separately..still wrong answer after running(4) :(
	Rajat Goyal: 2013-09-21 10:13:31 finally accepted in 0.01s
	Alien: 2013-07-02 11:15:06 Apply Raphson method. Take all values in double datatype
	NARUTO (y): 2013-06-24 23:31:02 really thanx for comment and learn a lot by this problem . use newton rapson method and try loop only 6 time u get answer Last edit: 2013-06-24 23:32:05
	!!.Nginx.!!: 2013-05-20 17:04:46 Please help how to choose initial value...!!! Got it Finally...my 50th submission. :) Last edit: 2013-05-21 14:48:40
	Himanshu: 2013-03-14 09:07:22 @atul thanks dear.... take care of "NUMBER OF iterations" cause me many WA......
	Atul Kumar Verma: 2013-03-13 17:47:50 @himanshu newton raption works fine. you just need to make a good initial guess.
	Himanshu: 2013-03-11 05:10:17 TELL ME WHY IT GIVES tle I M USING n-r METHOD???
	Bhagwat: 2013-03-05 05:10:15 Finally Accepted :)....Take care of initial value.
	gkg: 2013-02-12 19:17:07 @worldcreator i am doing x1=0.0 x2=1000.0 and x3=(x1+x2)/2 and loops run 100 times but i am getting ans 19.441787 ..explain plz

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Added by:	Saransh Bansal
Date:	2012-02-17
Time limit:	1s
Source limit:	50000B
Memory limit:	1536MB
Cluster:	Cube (Intel G860)
Languages:	All except: ASM64