FilesExpand file tree

 main

/

LearnHashset.java

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

39 lines (28 loc) · 823 Bytes

 main

/

LearnHashset.java

Copy path

Top

File metadata and controls

• Code
• Blame

39 lines (28 loc) · 823 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

37

38

39

import java.util.*;

public class LearnHashset {

public static void main(String args[]){

Set<Integer> set = new HashSet<>();

set.add(10);

set.add(7);

set.add(25);

set.add(52);

set.add(44);

System.out.println(set);

set.remove(52);

System.out.println(set);

System.out.println(set.contains(25));

System.out.println(set.isEmpty());

set.add(10);

System.out.println(set);

set.remove(22);

System.out.println(set);

Set<Integer> set1 = new HashSet<>();

set1.add(101);

set1.add(150);

set1.add(122);

set.addAll(set1);

System.out.println(set);

set.removeAll(set1);

System.out.println(set);

}

}