Guido is a citizen and resident of Belgium. He has a full-time job in Belgium and has lived there with his family for t

[answerhappygod]

Guido is a citizen and resident of Belgium. He has a
full-time job in Belgium and has lived there with his family for
the past 10 years. In 2019, Guido came to the United States
for the first time. The sole purpose of his trip was
business. He intended to stay in the United States for only
180 days, but he ended up staying for 200
days because of unforeseen problems
with his business. Guido came to the United States again on
business in 2020 and stayed for 170 days. In 2021 he came back to
the United States on business and stayed for 70 days. Under
the substantial presence test defining a resident alien, how many
days was Guido present in the U.S. in 2020?
Same facts as the prior question, under the substantial presence
test defining a resident alien, how many days was Guido present in
the U.S. in 2021?