changes

.vscode/settings.json

@@ -1,5 +1,3 @@
 {
-    "githubPullRequests.ignoredPullRequestBranches": [
-        "master"
-    ]
+
 }

bit_manipulation/binary_and_operator.py

@@ -1,50 +1,10 @@
 # https://www.tutorialspoint.com/python3/bitwise_operators_example.htm
 
 
-def binary_and(a: int, b: int) -> str:
-    """
-    Take in 2 integers, convert them to binary,
-    return a binary number that is the
-    result of a binary and operation on the integers provided.
-
-    >>> binary_and(25, 32)
-    '0b000000'
-    >>> binary_and(37, 50)
-    '0b100000'
-    >>> binary_and(21, 30)
-    '0b10100'
-    >>> binary_and(58, 73)
-    '0b0001000'
-    >>> binary_and(0, 255)
-    '0b00000000'
-    >>> binary_and(256, 256)
-    '0b100000000'
-    >>> binary_and(0, -1)
-    Traceback (most recent call last):
-        ...
-    ValueError: the value of both inputs must be positive
-    >>> binary_and(0, 1.1)
-    Traceback (most recent call last):
-        ...
-    ValueError: Unknown format code 'b' for object of type 'float'
-    >>> binary_and("0", "1")
-    Traceback (most recent call last):
-        ...
-    TypeError: '<' not supported between instances of 'str' and 'int'
-    """
-    if a < 0 or b < 0:
-        raise ValueError("the value of both inputs must be positive")
-
-    a_binary = format(a, "b")
-    b_binary = format(b, "b")
-
-    max_len = max(len(a_binary), len(b_binary))
-
-    return "0b" + "".join(
-        str(int(char_a == "1" and char_b == "1"))
+== "1" and char_b == "1"))
         for char_a, char_b in zip(a_binary.zfill(max_len), b_binary.zfill(max_len))
     )
 
 
 if __name__ == "__main__":
     import doctest