Use Python to:
- send a plain text email
- send an email with attachment
- receive and filter emails according to some criteria
""" | |
Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent a number. | |
An example is the root-to-leaf path 1->2->3 which represents the number 123. | |
Find the total sum of all root-to-leaf numbers. | |
For example, | |
1 |
Use Python to: