diff --git a/bitutilities.py b/bitutilities.py
index 88577a5..e9aa54d 100644
--- a/bitutilities.py
+++ b/bitutilities.py
@@ -1,3 +1,33 @@
+from collections import deque
+
+
+class BasicRegister:
+    """The BasicRegister represents a hardware register capable of manipulating multiple bits at a time.
+
+    :param list[bool] memory: The bits stored inside the register.
+    """
+
+    def __init__(self, memory: list[bool]):
+        """Constructor method"""
+        self.memory: deque[bool] = deque(memory)
+
+    def __str__(self) -> str:
+        return f"Memory: {[int(value) for value in  self.memory]}"
+
+    def reverse(self):
+        self.memory = [not value for value in self.memory]
+
+    def left_shift(self, digit_to_fill: bool = False, steps_shifted: int = 1) -> deque[bool]:
+        self.memory.extend([digit_to_fill] * steps_shifted)
+        shifted_radices: deque[bool] = deque([self.memory.popleft() for _i in range(steps_shifted)])
+        return shifted_radices
+
+    def right_shift(self, digit_to_fill: bool = False, steps_shifted: int = 1) -> deque[bool]:
+        self.memory.extendleft([digit_to_fill] * steps_shifted)
+        shifted_radices: deque[bool] = deque([self.memory.pop() for _i in range(steps_shifted)])
+        return shifted_radices
+
+
 def get_memory(variable_name: str) -> list[bool]:
     """
     Reads user input to be used as a memory array.
@@ -14,32 +44,3 @@ def get_memory(variable_name: str) -> list[bool]:
             return [True if character == "1" else False for character in input_chars]
         else:
             print(f"[ERROR] The {variable_name} may contain only 1-s and 0-s!")
-
-
-class BasicRegister:
-    """The BasicRegister represents a hardware register capable of manipulating multiple bits at a time.
-
-    :param list[bool] memory: The bits stored inside the register.
-    """
-
-    def __init__(self, memory: list[bool]):
-        """Constructor method"""
-        self.memory: list[bool] = memory
-
-    def __str__(self) -> str:
-        return f"Memory: {[int(value) for value in  self.memory]}"
-
-    def reverse(self):
-        self.memory = [not value for value in self.memory]
-
-    def left_shift(self, digit_to_fill: bool = False, steps_shifted: int = 1) -> list[bool]:
-        self.memory.extend([digit_to_fill] * steps_shifted)
-        shifted_radices: list[bool] = self.memory[:steps_shifted]
-        del self.memory[:steps_shifted]
-        return shifted_radices
-
-    def right_shift(self, digit_to_fill: bool = False, steps_shifted: int = 1) -> list[bool]:
-        self.memory[:0] = [digit_to_fill] * steps_shifted
-        shifted_radices: list[bool] = self.memory[-steps_shifted:]
-        del self.memory[-steps_shifted:]
-        return shifted_radices