generate a loop through 3D array

int[][][] array = new int[10][20][30];
for (int i = 0; i < array.length; i++) {
  for (int j = 0; j < array[i].length; j++) {
    for (int k = 0; k < array[i][j].length; k++) {
      array[i][j][k] = i + j + k;
    }
  }
}