im new in nim, is this correct information (i get it from chatgpt) :

In Nim programming language, let and var are used to declare variables, and they
have different characteristics:

let:
Declares a variable whose value can be changed.
Similar to var in other languages.
Must be initialized when declared.

var:
Declares a variable whose value can be changed.
Can be declared without an initial value.
Similar to var in other languages.