A polite number is an integer that sums of at least two consecutive positive integers.
For example 7 = 3+4 so 7 is a polite number.
Given N return N-th polite number.
See also 2595
As a heads up, http://oeis.org/A138591 counts 1 as a polite number, but the test suite does not.
Most nonzero elements in row
Reverse Run-Length Encoder
Open coded lock.
Arithmetic/geometric sequence, 50/50
How many solutions has this problem?
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office