How to Flatten Array in Java - Code Snippet

// Task: Flatten Array
// Language: Java

public class Solution {
    public void flattenArray() {
    // Implementation for Flatten Array
    var result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Flatten Array
    System.out.println("Done");
    }
}