Java TreeSet Exercises, Practice & Solutions

Java Collection: TreeSet Exercises [16 exercises with solution]

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TreeSet:

In Java, TreeSet is an implementation of the SortedSet interface provided by the Java Collections Framework. It's part of the java.util package.

1. Write a Java program to create a tree set, add some colors (strings) and print out the tree set.
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2. Write a Java program to iterate through all elements in a tree set.
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3. Write a Java program to add all the elements of a specified tree set to another tree set.
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4. Write a Java program to create a reverse order view of the elements contained in a given tree set.
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5. Write a Java program to get the first and last elements in a tree set.
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6. Write a Java program to clone a tree set list to another tree set.
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7. Write a Java program to get the number of elements in a tree set.
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8. Write a Java program to compare two tree sets.
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9. Write a Java program to find numbers less than 7 in a tree set.
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10. Write a Java program to get the element in a tree set which is greater than or equal to the given element.
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11. Write a Java program to get the element in a tree set less than or equal to the given element.
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12. Write a Java program to get the element in a tree set strictly greater than or equal to the given element.
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13. Write a Java program to get an element in a tree set that has a lower value than the given element.
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14. Write a Java program to retrieve and remove the first element of a tree set.
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15. Write a Java program to retrieve and remove the last element of a tree set.
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16. Write a Java program to remove a given element from a tree set.
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