Capital One Credit Card Complaint

Capital One Credit card department,

Delinquent account Maryland

My Monthly payment for my credit card ending - is showing as past due for the month of - 2016 and I now owe the company a payment of $58.00. My monthly payments are due on the - of each month. I made a payment of $50.00 on - - for the - 2016 statement and a payment on - - for the - 2016 statement. However, Capital One is claiming that because my - payment posted before the - of the month it was applied to my - statement deeming my intended payment for - as not paid and reflecting my account in a delinquent status.