Element - ÞR - Remove Last Item From Cumulative Sums and Prepend 0

Characters: Þ, R

Description

Remove the last item of the cumulative sums of a list and prepend 0. A shortcut for ¦Ṫ0p

Overloads

• lst - [0, a[0], a[0]+a[1], ..., a[0]+a[1]+...+a[-2]]

Examples

• ⟨5|2|7|98|34|6|21|45⟩ ÞR = ⟨0|5|7|14|112|146|152|173⟩
• ⟨⟩ ÞR = ⟨0⟩
• `` ÞR = ⟨0⟩