Question

How to add items to set in Java

Answer 1

import java.util.Set;
import java.util.HashSet;

public class MyClass {
    public static void main(String args[]) {
        Set<String> st = new HashSet<String>();
  
        st.add("java");
        st.add("c");
        st.add("c");
        st.add("c");
        st.add("c++");
        st.add("c++");
        st.add("python");
  
        System.out.println(st);
    }
}
 
 
 
 
 
/*
run:
  
[c++, python, java, c]
  
*/

 

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