Reverse cumulative sum

revcumsum() takes a length \(n\) vector \(\{x_i\}_{i=1}^n\) and returns \(\{\Sigma_{j=i}^n x_j\}_{i=1}^n\).

Usage

revcumsum(x)

Arguments

x

A numeric vector.

Value

A numeric vector. Reverse cumulative sum of the elements of x.

Examples

revcumsum(1:10)
#>  [1] 55 54 52 49 45 40 34 27 19 10