add initial data

remove-element/Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "remove-element"
+version = "0.1.0"

remove-element/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "remove-element"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

remove-element/src/main.rs

@@ -0,0 +1,29 @@
+fn main() {
+    let mut v = vec![3, 2, 2, 3];
+    dbg!(remove_element(&mut v, 3));
+    dbg!(v);
+
+    let mut v = vec![0, 1, 2, 2, 3, 0, 4, 2];
+    dbg!(remove_element(&mut v, 2));
+    dbg!(v);
+}
+
+fn remove_element(nums: &mut Vec<i32>, val: i32) -> i32 {
+    let mut result = 0;
+
+    let mut removed = vec![];
+
+    for item in nums.iter() {
+        if *item != val {
+            removed.push(*item);
+            result += 1;
+        }
+    }
+
+    nums.clear();
+    for item in removed {
+        nums.push(item)
+    }
+
+    result
+}