FilesExpand file tree

 master

/

Median.java

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

28 lines (25 loc) · 771 Bytes

 master

/

Median.java

Top

File metadata and controls

• Code
• Blame

28 lines (25 loc) · 771 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

package Maths;

import java.util.Arrays;

/** Wikipedia: https://en.wikipedia.org/wiki/Median */

public class Median {

public static void main(String[] args) {

assert median(new int[] {0}) == 0;

assert median(new int[] {1, 2}) == 1.5;

assert median(new int[] {4, 1, 3, 2}) == 2.5;

assert median(new int[] {1, 3, 3, 6, 7, 8, 9}) == 6;

assert median(new int[] {1, 2, 3, 4, 5, 6, 8, 9}) == 4.5;

}

/**

* Calculate average median

*

* @param values number series

* @return median of given {@code values}

*/

public static double median(int[] values) {

Arrays.sort(values);

int length = values.length;

return length % 2 == 0

? (values[length / 2] + values[length / 2 - 1]) / 2.0

: values[length / 2];

}

}