diff --git a/solution/3100-3199/3100.Water Bottles II/README.md b/solution/3100-3199/3100.Water Bottles II/README.md
index cd42288b095a4..a4c8bc740d527 100644
--- a/solution/3100-3199/3100.Water Bottles II/README.md	
+++ b/solution/3100-3199/3100.Water Bottles II/README.md	
@@ -162,14 +162,12 @@ function maxBottlesDrunk(numBottles: number, numExchange: number): number {
 impl Solution {
     pub fn max_bottles_drunk(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
         let mut ans = num_bottles;
-
         while num_bottles >= num_exchange {
             num_bottles -= num_exchange;
             num_exchange += 1;
             ans += 1;
             num_bottles += 1;
         }
-
         ans
     }
 }
diff --git a/solution/3100-3199/3100.Water Bottles II/README_EN.md b/solution/3100-3199/3100.Water Bottles II/README_EN.md
index e42d998765acf..0a664e60f6707 100644
--- a/solution/3100-3199/3100.Water Bottles II/README_EN.md	
+++ b/solution/3100-3199/3100.Water Bottles II/README_EN.md	
@@ -161,14 +161,12 @@ function maxBottlesDrunk(numBottles: number, numExchange: number): number {
 impl Solution {
     pub fn max_bottles_drunk(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
         let mut ans = num_bottles;
-
         while num_bottles >= num_exchange {
             num_bottles -= num_exchange;
             num_exchange += 1;
             ans += 1;
             num_bottles += 1;
-        }
-
+        }0
         ans
     }
 }
diff --git a/solution/3100-3199/3100.Water Bottles II/Solution.rs b/solution/3100-3199/3100.Water Bottles II/Solution.rs
index eedc8a37aa3c6..d43af2b73f992 100644
--- a/solution/3100-3199/3100.Water Bottles II/Solution.rs	
+++ b/solution/3100-3199/3100.Water Bottles II/Solution.rs	
@@ -1,14 +1,12 @@
-impl Solution {
-    pub fn max_bottles_drunk(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
-        let mut ans = num_bottles;
-
-        while num_bottles >= num_exchange {
-            num_bottles -= num_exchange;
-            num_exchange += 1;
-            ans += 1;
-            num_bottles += 1;
-        }
-
-        ans
-    }
-}
+impl Solution {
+    pub fn max_bottles_drunk(mut num_bottles: i32, mut num_exchange: i32) -> i32 {
+        let mut ans = num_bottles;
+        while num_bottles >= num_exchange {
+            num_bottles -= num_exchange;
+            num_exchange += 1;
+            ans += 1;
+            num_bottles += 1;
+        }
+        ans
+    }
+}