Example: NonRepeatingElementsBruteForce in Java

C
C++
C#
Java
Python
PHP
// NonRepeatingElementsBruteForce
public class Main {
    public static void main(String[] args) {
        int[] arr = {5, 8, 2, 5, 8, 1, 9};

        System.out.println("Non-repeating elements (Brute-Force):");

        // Step 1: Iterate through each element in the array
        for (int i = 0; i < arr.length; i++) {
            boolean isRepeating = false;
            // Step 2: Compare the current element with all other elements
            for (int j = 0; j < arr.length; j++) {
                // Step 3: Skip self-comparison
                if (i != j && arr[i] == arr[j]) {
                    isRepeating = true;
                    break; // Found a repeat, no need to check further for this element
                }
            }
            // Step 4: If no repeat was found, it's a non-repeating element
            if (!isRepeating) {
                System.out.println(arr[i]);
            }
        }
    }
}