feat: add rust solution to lc problem: No.1282 (#1604)

Author: xzhseh

solution/1200-1299/1282.Group the People Given the Group Size They Belong To/README.md

@@ -196,6 +196,27 @@ impl Solution {
 }
 ```
 
+```rust
+impl Solution {
+    #[allow(dead_code)]
+    pub fn group_the_people(group_sizes: Vec<i32>) -> Vec<Vec<i32>> {
+        let n = group_sizes.len();
+        let mut g = vec![vec![]; n + 1];
+        let mut ret = vec![];
+
+        for i in 0..n {
+            g[group_sizes[i] as usize].push(i as i32);
+            if g[group_sizes[i] as usize].len() == group_sizes[i] as usize {
+                ret.push(g[group_sizes[i] as usize].clone());
+                g[group_sizes[i] as usize].clear();
+            }
+        }
+
+        ret
+    }
+}
+```
+
 ### **...**
 
 ```

solution/1200-1299/1282.Group the People Given the Group Size They Belong To/README_EN.md

@@ -178,6 +178,27 @@ impl Solution {
 }
 ```
 
+```rust
+impl Solution {
+    #[allow(dead_code)]
+    pub fn group_the_people(group_sizes: Vec<i32>) -> Vec<Vec<i32>> {
+        let n = group_sizes.len();
+        let mut g = vec![vec![]; n + 1];
+        let mut ret = vec![];
+
+        for i in 0..n {
+            g[group_sizes[i] as usize].push(i as i32);
+            if g[group_sizes[i] as usize].len() == group_sizes[i] as usize {
+                ret.push(g[group_sizes[i] as usize].clone());
+                g[group_sizes[i] as usize].clear();
+            }
+        }
+
+        ret
+    }
+}
+```
+
 ### **...**
 
 ```