About piazza results of 90
11:53 15:49 10:12 13:44 73:24 75:34 161:39 18:12 71:41 83:18 69:24 22:54 14:21 28:12 78:33 84:09 25:30 137:41 25:06 25:02 26:07 24:58 74:27 26:30 70:49 71:57 83:03 32:15 55:32 59:00 54:22 59:07 148:52 72:43 91:22 74:39 75:01 72:14 73:42 76:09 74:15 74:19 107:14 88:12