diff --git a/solution/3100-3199/3100.Water Bottles II/README.md b/solution/3100-3199/3100.Water Bottles II/README.md
index 798a1a8488b1d..cd42288b095a4 100644
--- a/solution/3100-3199/3100.Water Bottles II/README.md	
+++ b/solution/3100-3199/3100.Water Bottles II/README.md	
@@ -156,6 +156,25 @@ function maxBottlesDrunk(numBottles: number, numExchange: number): number {
 }
 ```
 
+#### Rust
+
+```rust
+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
+    }
+}
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->
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 a255611acad8e..e42d998765acf 100644
--- a/solution/3100-3199/3100.Water Bottles II/README_EN.md	
+++ b/solution/3100-3199/3100.Water Bottles II/README_EN.md	
@@ -155,6 +155,25 @@ function maxBottlesDrunk(numBottles: number, numExchange: number): number {
 }
 ```
 
+#### Rust
+
+```rust
+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
+    }
+}
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->
diff --git a/solution/3100-3199/3100.Water Bottles II/Solution.rs b/solution/3100-3199/3100.Water Bottles II/Solution.rs
new file mode 100644
index 0000000000000..bf6e5da737565
--- /dev/null
+++ b/solution/3100-3199/3100.Water Bottles II/Solution.rs	
@@ -0,0 +1,14 @@
+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
+    }
+}