leetcode

commit 430b143c71fb36f6120fb32bc2b79618d0be2da2
parent f240500d976c7dd3c34bb77c458c4203cc22d532
Author: ling0x <ling0x@users.noreply.github.com>
Date:   Tue, 21 Apr 2026 23:44:33 +0100

exercise

Diffstat:
M
src/array/longest_common_prefix.rs
 | 
16
+++-------------

1 file changed, 3 insertions(+), 13 deletions(-)
diff --git a/src/array/longest_common_prefix.rs b/src/array/longest_common_prefix.rs
@@ -1,10 +1,6 @@
-use std::collections::HashSet;
-
-use tracing::info;
-
 pub fn longest_common_prefix(strs: Vec<String>) -> String {
-    let mut seen = HashSet::<char>::new();
-    let mut seen_seen = HashSet::<char>::new();
+    let mut seen = std::collections::HashSet::<char>::new();
+    let mut seen_seen = std::collections::HashSet::<char>::new();
     let mut common = Vec::<char>::new();
     let mut common_common = Vec::<char>::new();
 
@@ -25,13 +21,7 @@ pub fn longest_common_prefix(strs: Vec<String>) -> String {
         }
     }
 
-    info!("Seen: {:?}", seen);
-    info!("Common: {:?}", common);
-    info!("Seen seen: {:?}", seen_seen);
-    info!("Common common: {:?}", common_common);
-
-    let result = String::from_iter(common_common);
-    result
+    String::from_iter(common_common)
 }
 
 #[cfg(test)]