parallel-letter-frequency: Added template to the stub file
+use std::collections::HashMap;
+pub fn frequency(input: &[&str], worker_count: i32) -> HashMap<char, u32> {
+ unimplemented!(
+ "Count the frequency of letters in the given input '{:?}'. Ensure that you are using {} to process the input.",
+ input,
+ match worker_count {
+ 1 => format!("1 worker"),
+ _ => format!("{} workers", worker_count),
+ }
+ );
+}
