Question

Remove duplicate characters in a string present in a sentence using Java?​

Answer 1

Answer:

Java program to delete duplicate characters from a given String

Convert it into a character array.

Try to insert elements of the above-created array into a hash set using add method.

If the addition is successful this method returns true.

Since Set doesn't allow duplicate elements this method returns 0 when you try to insert duplicate elements.

Print those elements.

Answer 2

Answer:

Java program to delete duplicate characters from a given String

Convert it into a character array.

Try to insert elements of the above-created array into a hash set using add method.

If the addition is successful this method returns true.

Since Set doesn't allow duplicate elements this method returns 0 when you try to insert duplicate elements.

Print those elements.

Explanation:

i hope it's helpful