feat: add rust solution to lc problem: No.1619

YangFong · YangFong · commit 45be9e22fb1a · 2022-09-14T06:52:51.000+08:00
No.1619.Mean of Array After Removing Some Elements
diff --git a/solution/1600-1699/1619.Mean of Array After Removing Some Elements/README.md b/solution/1600-1699/1619.Mean of Array After Removing Some Elements/README.md
@@ -149,6 +149,23 @@ func trimMean(arr []int) float64 {
 }
 ```
 
+### **Rust**
+
+```rust
+impl Solution {
+    pub fn trim_mean(mut arr: Vec<i32>) -> f64 {
+        arr.sort();
+        let n = arr.len();
+        let count = (n as f64 * 0.05).floor() as usize;
+        let mut sum = 0;
+        for i in count..n - count {
+            sum += arr[i];
+        }
+        sum as f64 / (n as f64 * 0.9)
+    }
+}
+```
+
 ### **...**
 
 ```
diff --git a/solution/1600-1699/1619.Mean of Array After Removing Some Elements/README_EN.md b/solution/1600-1699/1619.Mean of Array After Removing Some Elements/README_EN.md
@@ -117,6 +117,23 @@ func trimMean(arr []int) float64 {
 }
 ```
 
+### **Rust**
+
+```rust
+impl Solution {
+    pub fn trim_mean(mut arr: Vec<i32>) -> f64 {
+        arr.sort();
+        let n = arr.len();
+        let count = (n as f64 * 0.05).floor() as usize;
+        let mut sum = 0;
+        for i in count..n - count {
+            sum += arr[i];
+        }
+        sum as f64 / (n as f64 * 0.9)
+    }
+}
+```
+
 ### **...**
 
 ```
diff --git a/solution/1600-1699/1619.Mean of Array After Removing Some Elements/Solution.rs b/solution/1600-1699/1619.Mean of Array After Removing Some Elements/Solution.rs
@@ -0,0 +1,12 @@
+impl Solution {
+    pub fn trim_mean(mut arr: Vec<i32>) -> f64 {
+        arr.sort();
+        let n = arr.len();
+        let count = (n as f64 * 0.05).floor() as usize;
+        let mut sum = 0;
+        for i in count..n - count {
+            sum += arr[i];
+        }
+        sum as f64 / (n as f64 * 0.9)
+    }
+}
