###### Exercise95

In this challenge, your job is to create expressions, using addition, subtraction, multiplication, and parentheses. You may use the numbers, $$1, 2, 3,$$ and $$4$$ in your expression, using each number only once. For example, you could make the expression: $$1+2 \cdot 3 - 4\text{.}$$

1. The greatest value that it is possible to create under these conditions is .

2. The least value that it is possible to create under these conditions is .

in-context