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What will be the output of the following program?

import java.util.*;
public class CollectionsDemo {
    public static void main(String[] a) {
        Map map = Collections.singletonMap("Ram", "Seetha");
        System.out.println("Singleton map is: " + map);
    }
}


Singleton map is: [Ram=Seetha]
Singleton map is: {Ram=Seetha}
Singleton map is: {Ram, Seetha}
Singleton map is: [Ram, Seetha]
Compilation Error or Runtime Error

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Topic: Java Singleton

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