feat: binrary_search

.gitignore

@@ -0,0 +1 @@
+.idea/

array/fase_slwo_pointer_27/src/main.rs

@@ -1,6 +1,9 @@
+// 解題影片 https://www.youtube.com/watch?v=98uu0FYPiU8&list=PL-qDGN2q6cbClYCRpJ2pyrlhYK9VjZmL3&index=2
+// leetcode https://leetcode.com/problems/remove-element/
+
 fn main() {
     // 可變陣列要這樣用 rust
-    let mut case_a: Vec<i32> = vec![3,2,2,3];
+    let mut case_a: Vec<i32> = vec![3, 2, 2, 3];
     // 傳入時也要帖別聲明 &mut -> &mut case_a
     let result = remove_element(&mut case_a, 3);
     println!("Result: {}", result);