public class RemoveDuplicateArray {
public static void main(String[] args) {
int arr[] = new int[] { 1, 2, 3, 4, 5, 6, 7, 2, 3, 4, 9 };
int size = arr.length;
for (int i = 0; i < size; i++) {
for (int j = i+1; j < size; j++) {
if (arr[i] == arr[j]) {
while (j < (size) - 1) {
arr[j] = arr[j + 1];
j++;
}
size--;
}
}
}
for (int i = 0; i < size; i++) {
System.out.print(arr[i] + " ");
}
}
}
output - 1 2 3 4 5 6 7 9
blockquote>