diff --git a/src/Python/001.py b/src/Python/001.py
new file mode 100644
index 0000000..23e1b5e
--- /dev/null
+++ b/src/Python/001.py
@@ -0,0 +1,16 @@
+# def same_to_next(lst: list) -> list:
+#     same_to_next_lst = []
+#     for idx, element in enumerate(lst[:-1]):
+#         if lst[idx] == lst[idx+1]:
+#             same_to_next_lst.append(element)
+#     return same_to_next_lst
+
+def same_to_next(lst: list) -> list:
+    return [x for x, y in zip(lst, lst[1:]) if x == y]
+
+
+check = [1, 2, 2, 2, 3, 3, 4]
+print(same_to_next(check))  # [2, 2, 3]
+
+check = list(range(1, 11))
+print(same_to_next(check))  # []
diff --git a/src/Rust/001 b/src/Rust/001
new file mode 100755
index 0000000..7b27e68
Binary files /dev/null and b/src/Rust/001 differ
diff --git a/src/Rust/001.rs b/src/Rust/001.rs
new file mode 100644
index 0000000..493d369
--- /dev/null
+++ b/src/Rust/001.rs
@@ -0,0 +1,19 @@
+fn same_to_next(lst: &[i32]) -> Vec<i32> {
+    let mut _lst: Vec<i32> = Vec::new();
+
+    for idx in 0..(lst.len() - 1) {
+        if lst[idx] == lst[idx + 1] {
+            _lst.push(lst[idx]);
+        }
+    }
+
+    return _lst
+}
+
+fn main() {
+    let check = vec![1, 2, 2, 2, 3, 3, 4];
+    println!("{:?}", same_to_next(&check)); // [2, 2, 3]
+
+    let check: Vec<i32> = (1..=10).collect();
+    println!("{:?}", same_to_next(&check)); // []
+}
\ No newline at end of file