Jane Street Interview Question

what day is it ten years from now?

Interview Answers

Anonymous

Feb 27, 2015

same to 5 days later

1

Anonymous

Dec 8, 2016

2*366+8*265=3652 days 3652/7 mod =5 4+5-7=2 Tuesday

1

Anonymous

Dec 8, 2016

2*366+8*265=3652 days 3652/7 mod =5 4+5-7=2 Tuesday

1

Anonymous

Apr 26, 2015

(6*365) + (4*366) - 1 = 3653 is the number of days between now and this date in 10 years. 3653 mod 7 = 6, so, as I'm posting this on a Sunday, the day exactly 10 years from now will be a Saturday.

1