You cannot count exempt days for the first year choice.
When counting the days of presence in (1) and (2) above, do not count the days you were in the United States under any of the exceptions discussed earlier under Days of Presence in the United States.
See page 4 and page 8 in Publication 519.
Were you on an f1 visa until December 10, 2019? If so you are a nonresident for 2019.
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