added solution in rust: 383. Ransom Note

Signed-off-by: rajput-hemant <[email protected]>

Author: rajput-hemant

src/0301-0400/383 - Ransom Note/ransom_note.rs

@@ -0,0 +1,21 @@
+impl Solution {
+    pub fn can_construct(ransom_note: String, magazine: String) -> bool {
+        // Convert the magazine string to a vector of characters
+        let mut magazine = magazine.chars().collect::<Vec<char>>();
+
+        // Iterate over the ransom note string
+        for c in ransom_note.chars() {
+            // If the magazine contains the character, remove it
+            // Otherwise, return false
+            // position() returns the index of the first element that matches the closure
+            // else returns None
+            if let Some(i) = magazine.iter().position(|&x| x == c) {
+                magazine.remove(i);
+            } else {
+                return false;
+            }
+        }
+
+        true
+    }
+}