JAVA
java
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import java.util.*;
public class Program
{
public static void main(String[] args)
{
int [] arr = {1,2,3,5,3,6,5,7};
HashSet<Integer> hs = new HashSet<Integer>();
for(int a : arr)
{
hs.add(a) ;
}
System.out.println(hs);
}
}
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OUTPUT
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