Union - 1

Query

public void Linq48()
{
    int[] numbersA = { 0, 2, 4, 5, 6, 8, 9 };
    int[] numbersB = { 1, 3, 5, 7, 8 };
  
    var uniqueNumbers = numbersA.Union(numbersB);
  
    Console.WriteLine("Unique numbers from both arrays:");
    foreach (var n in uniqueNumbers)
    {
        Console.WriteLine(n);
    }
}

Lambda Expression

public void Linq48()
{
    int[] numbersA = { 0, 2, 4, 5, 6, 8, 9 };
    int[] numbersB = { 1, 3, 5, 7, 8 };
 
    var uniqueNumbers = numbersA.Union(numbersB);
 
    Console.WriteLine("Unique numbers from both arrays:");
    foreach (var n in uniqueNumbers)
    {
        Console.WriteLine(n);
    }
}

Output

Unique numbers from both arrays:
0
2
4
5
6
8
9
1
3
7