genericize and fix name

Cargo.lock

@@ -3,5 +3,5 @@
 version = 4
 
 [[package]]
-name = "ngram-counter"
+name = "ngram-entropy"
 version = "0.1.0"

Cargo.toml

@@ -1,9 +1,6 @@
 [package]
-name = "ngram-counter"
+name = "ngram-entropy"
 version = "0.1.0"
 edition = "2024"
 
 [dependencies]
-
-[profile.release]
-debug = true

src/main.rs

@@ -13,7 +13,7 @@ fn main() {
         let (ngrams, freqs) = ngram_freqs(n, &src, &mut table);
         let bits = entropy(freqs);
         println!(
-            "{n:2}: {bits:6.3} bits, {:.3} bits/letter ({ngrams:7} unique ngrams)",
+            "{n:2}: {bits:6.3} bits, {:.3} bits/byte ({ngrams} unique ngrams)",
             bits / n as f64
         );
     }