feat: add rust solution to lc problem: No.2483 (#1542)

Author: xzhseh

solution/2400-2499/2483.Minimum Penalty for a Shop/README.md

@@ -146,6 +146,35 @@ public:
 };
 ```
 
+### **Rust**
+
+```rust
+impl Solution {
+    #[allow(dead_code)]
+    pub fn best_closing_time(customers: String) -> i32 {
+        let n = customers.len();
+        let mut penalty = i32::MAX;
+        let mut ret = -1;
+        let mut prefix_sum = vec![0; n + 1];
+
+        // Initialize the vector
+        for (i, c) in customers.chars().enumerate() {
+            prefix_sum[i + 1] = prefix_sum[i] + if c == 'Y' { 1 } else { 0 };
+        }
+
+        // Calculate the answer
+        for i in 0..=n {
+            if penalty > (prefix_sum[n] - prefix_sum[i]) as i32 + (i - prefix_sum[i]) as i32 {
+                penalty = (prefix_sum[n] - prefix_sum[i]) as i32 + (i - prefix_sum[i]) as i32;
+                ret = i as i32;
+            }
+        }
+
+        ret
+    }
+}
+```
+
 ### **Go**
 
 ```go

solution/2400-2499/2483.Minimum Penalty for a Shop/README_EN.md

@@ -128,6 +128,35 @@ public:
 };
 ```
 
+### **Rust**
+
+```rust
+impl Solution {
+    #[allow(dead_code)]
+    pub fn best_closing_time(customers: String) -> i32 {
+        let n = customers.len();
+        let mut penalty = i32::MAX;
+        let mut ret = -1;
+        let mut prefix_sum = vec![0; n + 1];
+
+        // Initialize the vector
+        for (i, c) in customers.chars().enumerate() {
+            prefix_sum[i + 1] = prefix_sum[i] + if c == 'Y' { 1 } else { 0 };
+        }
+
+        // Calculate the answer
+        for i in 0..=n {
+            if penalty > (prefix_sum[n] - prefix_sum[i]) as i32 + (i - prefix_sum[i]) as i32 {
+                penalty = (prefix_sum[n] - prefix_sum[i]) as i32 + (i - prefix_sum[i]) as i32;
+                ret = i as i32;
+            }
+        }
+
+        ret
+    }
+}
+```
+
 ### **Go**
 
 ```go

solution/2400-2499/2483.Minimum Penalty for a Shop/Solution.rs

@@ -0,0 +1,24 @@
+impl Solution {
+    #[allow(dead_code)]
+    pub fn best_closing_time(customers: String) -> i32 {
+        let n = customers.len();
+        let mut penalty = i32::MAX;
+        let mut ret = -1;
+        let mut prefix_sum = vec![0; n + 1];
+
+        // Initialize the vector
+        for (i, c) in customers.chars().enumerate() {
+            prefix_sum[i + 1] = prefix_sum[i] + if c == 'Y' { 1 } else { 0 };
+        }
+
+        // Calculate the answer
+        for i in 0..=n {
+            if penalty > (prefix_sum[n] - prefix_sum[i]) as i32 + (i - prefix_sum[i]) as i32 {
+                penalty = (prefix_sum[n] - prefix_sum[i]) as i32 + (i - prefix_sum[i]) as i32;
+                ret = i as i32;
+            }
+        }
+
+        ret
+    }
+}