• Nov 19, 2022 •CodeCatch
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# function which return reverse of a string def isPalindrome(s): return s == s[::-1] # Driver code s = "malayalam" ans = isPalindrome(s) if ans: print("Yes") else: print("No")
• Nov 18, 2022 •AustinLeath
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import itertools import string import time def guess_password(real): chars = string.ascii_lowercase + string.ascii_uppercase + string.digits + string.punctuation attempts = 0 for password_length in range(1, 9): for guess in itertools.product(chars, repeat=password_length): startTime = time.time() attempts += 1 guess = ''.join(guess) if guess == real: return 'password is {}. found in {} guesses.'.format(guess, attempts) loopTime = (time.time() - startTime); print(guess, attempts, loopTime) print("\nIt will take A REALLY LONG TIME to crack a long password. Try this out with a 3 or 4 letter password and see how this program works.\n") val = input("Enter a password you want to crack that is 9 characters or below: ") print(guess_password(val.lower()))
• May 31, 2023 •CodeCatch
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def generate_floyds_triangle(num_rows): triangle = [] number = 1 for row in range(num_rows): current_row = [] for _ in range(row + 1): current_row.append(number) number += 1 triangle.append(current_row) return triangle def display_floyds_triangle(triangle): for row in triangle: for number in row: print(number, end=" ") print() # Prompt the user for the number of rows num_rows = int(input("Enter the number of rows for Floyd's Triangle: ")) # Generate Floyd's Triangle floyds_triangle = generate_floyds_triangle(num_rows) # Display Floyd's Triangle display_floyds_triangle(floyds_triangle)
• Sep 3, 2025 •AustinLeath
import subprocess class CommandRunner: def run_command(self, command): command_process = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, text=True) output = command_process.communicate()[0].strip() return_code = command_process.returncode return output, return_code def main(): # Create instance of CommandRunner runner = CommandRunner() # Define the command command = 'ping -c 4 localhost' try: # Run the command and get output and return code output, return_code = runner.run_command(command) # Print the output and return code print(f"Command output:\n{output}") print(f"Return code: {return_code}") except Exception as e: print(f"An error occurred: {e}") if __name__ == "__main__": main()
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from functools import partial def curry(fn, *args): return partial(fn, *args) add = lambda x, y: x + y add10 = curry(add, 10) add10(20) # 30
# Python program to reverse a linked list # Time Complexity : O(n) # Space Complexity : O(n) as 'next' #variable is getting created in each loop. # Node class class Node: # Constructor to initialize the node object def __init__(self, data): self.data = data self.next = None class LinkedList: # Function to initialize head def __init__(self): self.head = None # Function to reverse the linked list def reverse(self): prev = None current = self.head while(current is not None): next = current.next current.next = prev prev = current current = next self.head = prev # Function to insert a new node at the beginning def push(self, new_data): new_node = Node(new_data) new_node.next = self.head self.head = new_node # Utility function to print the linked LinkedList def printList(self): temp = self.head while(temp): print temp.data, temp = temp.next # Driver program to test above functions llist = LinkedList() llist.push(20) llist.push(4) llist.push(15) llist.push(85) print "Given Linked List" llist.printList() llist.reverse() print "\nReversed Linked List" llist.printList()