Xz Backdoor, Cybersecurity.
radix.childPtr[char] = RadixObject(0, 0) else: if char >= 0x40: char -= 0x40 return radix.childPtr[char] # string: ascii 0 - 128 def checkValidStr(self, string: bytes) -> bool: for i in string: if i >= 0 and i < 128: continue return False return True def main(): rd = RadixTree()