import java.util.ArrayList;
import java.util.List;

public class Solution {
    public int[] removeDuplicates(int[] numbers) {
        if(numbers.length <= 0) return numbers;

        int j = 0;
        for(int i = 1; i < numbers.length; i++){
            boolean bandera = true;
            
            for(int k = 0; k <= j; k++){
                if(numbers[i] == numbers[k]){
                    bandera = false;
                    break;
                }
            }

            if(bandera){
                j++;
                numbers[j] = numbers[i];
            }
        }
        int[] nuevaLista = new int[j + 1];
        for(int i = 0; i < nuevaLista.length; i++){
            nuevaLista[i] = numbers[i];
        }
        return nuevaLista;
    }
}