FilesExpand file tree

 master

/

RootPrecision.java

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

36 lines (26 loc) · 949 Bytes

 master

/

RootPrecision.java

Copy path

Top

File metadata and controls

• Code
• Blame

36 lines (26 loc) · 949 Bytes

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

package Others;

import java.util.Scanner;

public class RootPrecision {

public static void main(String[] args) {

// take input

Scanner scn = new Scanner(System.in);

// N is the input number

int N = scn.nextInt();

// P is precision value for eg - P is 3 in 2.564 and 5 in 3.80870.

int P = scn.nextInt();

System.out.println(squareRoot(N, P));

scn.close();

}

public static double squareRoot(int N, int P) {

// rv means return value

double rv;

double root = Math.pow(N, 0.5);

// calculate precision to power of 10 and then multiply it with root value.

int precision = (int) Math.pow(10, P);

root = root * precision;

/*typecast it into integer then divide by precision and again typecast into double

so as to have decimal points upto P precision */

rv = (int) root;

return rv / precision;

}

}