Snake to camel case
Your task
A code generator needs identifiers in camelCase. Given a snake_case name made of lowercase letters and single underscores (never leading or trailing), convert it: the first chunk stays as-is, every later chunk gets its first letter capitalized, and all underscores are removed. For example, 'total_row_count' becomes 'totalRowCount'.
Examples
snake_to_camel(name: str) -> strExample 1
Input
snake_to_camel("user_id")Output
"userId"