Change: use a String to buffer the chars

1 files changed, 6 insertions, 8 deletions

diff --git a/src/main.rs b/src/main.rs
index b0d0d03..d12332c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -25,17 +25,15 @@ fn print_words(reader: &mut io::BufReader<File>) -> io::Result<()> {
 
 
 fn print_words_in_line(line: &str) {
-    let mut was_in_word = false;
+    let mut word = String::new();
     for c in line.chars() {
-        let letter = c.is_alphabetic();
-        if letter {
-            was_in_word = true;
-            print!("{}", c);
+        if c.is_alphabetic() {
+            word.push(c);
         } else {
-            if was_in_word {
-                println!("");
+            if !word.is_empty() {
+                println!("{}", word);
             }
-            was_in_word = false;
+            word.clear();
         }
     }
 }