diff --git a/this_algorithm/tests/display.rs b/this_algorithm/tests/display.rs
index fd5d923..5cae6e9 100644
--- a/this_algorithm/tests/display.rs
+++ b/this_algorithm/tests/display.rs
@@ -1,4 +1,22 @@
+use std::str::FromStr;
+use this_algorithm::Address;
 mod common;
+#[test]
+fn test_v0() {
+    t("grape orange apple 1000");
+    t("1000 apple orange grape");
+    t("\t\tgrape\n\t orange apple     1000 \t  ");
+    t("\n1000 APPlE oRAnGE GrAPe\n");
+
+    ll(37.55512, -76.89212);
+    assert!(false);
+}
+fn ll(lat: f64, lon: f64) {
+    eprintln!("{lat}, {lon} =>\t{}", Address::from_lat_lon(lat, lon));
+}
+fn t(s: &str) {
+    eprintln!("{:?}", Address::from_str(s));
+}
 
 // #[test]
 // fn test_address() {
diff --git a/words/build.rs b/words/build.rs
index f4aaa79..ff39e23 100644
--- a/words/build.rs
+++ b/words/build.rs
@@ -35,10 +35,12 @@ fn main() {
 }
 
 fn write_words(mut file: impl Write, words: &[Word]) {
+    let len = words.len();
+
     writeln!(
         &mut file,
         r#"/// Static array of `Word`
-pub const WORDS: &[Word] = &["#
+pub static WORDS: [Word; {len}] = ["#
     )
     .unwrap();
 
@@ -57,8 +59,7 @@ fn write_word_map(mut file: impl Write, words: &[Word]) {
     writeln!(
         &mut file,
         r#"/// Mapping from all caps `&str` to `&'static Word`
-            pub static WORD_MAP: phf::Map<&'static str, &'static Word> =
-                {};"#,
+            pub static WORD_MAP: phf::Map<&'static str, &'static Word> = {};"#,
         word_map.build()
     )
     .unwrap();
@@ -73,8 +74,8 @@ fn write_number_to_words(mut file: impl Write, words: &[Word]) {
 
     writeln!(
         &mut file,
-        // "pub const NUMBER_TO_WORDS: &[&[usize]] = &["
-        "pub const NUMBER_TO_WORDS: &[&[&'static Word]] = &["
+        // "pub static NUMBER_TO_WORDS: &[&[usize]] = &["
+        "pub static NUMBER_TO_WORDS: &[&[&'static Word]] = &["
     )
     .unwrap();
 
diff --git a/words/src/lib.rs b/words/src/lib.rs
index c620849..99c34be 100644
--- a/words/src/lib.rs
+++ b/words/src/lib.rs
@@ -16,7 +16,7 @@ pub struct Word<'a> {
 
 impl Display for Word<'_> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "{}", self)
+        write!(f, "{}", self.word)
     }
 }