833,836,838,840,839,839,838,838,840,842,840,839,837,835,834,832,831,831,831,830,831,831,832,833,834,834;668,668,668,670,672,673,674,675,676,676,679,681,683,685,685,684,683,682,681,680,679,678,676,674,672,671