Why is it important to override GetHashCode when overriding Equals in C#?

Hello everyone! I'm a beginner C# developer, and I'm confused about the Equals and GetHashCode methods. I created a simple `Person` class with `Name` and `Age` fields. I need two objects to be considered equal if they have the same values for these fields. So I overrode the `Equals` method: ```csharp public class Person { public string Name { get; set; } public int Age { get; set; } public override bool Equals(object obj) { if (obj == null || GetType() != obj.GetType()) return false; Person other = (Person)obj; return Name == other.Name && Age == other.Age; } } ``` Everything works fine when I compare objects directly: `person1.Equals(person2)` returns `true` for identical data. But when I tried to use it in a