I\'m attempting to sum daily purchase amounts for a given user. @dates is an array of 31 dates. I need the find condition to compare a date from the array to the created_at date of the purchases. What
为进一步做好疫情防控工作，现将新增涉疫风险点位通报如下。 11月20日： 7:15-14:55 泽宏垂钓园（马昌营镇前芮营村东）
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