Problem 1272. The almost-birthday problem.

This is a harder version of the birthday problem. Now, you will have to determine the probability that two or more people in a randomly assembled group of n people are having their birthdays within d days of each other. As usual, ignore the leap year and assume that every day is equally probable.

Solution Stats

57.69% Correct | 42.31% Incorrect
Last Solution submitted on Feb 13, 2020

Problem Recent Solvers12

Suggested Problems

More from this Author13

Problem Tags