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from collections import defaultdictdef combine_values(*dicts):res = defaultdict(list)for d in dicts:for key in d:res[key].append(d[key])return dict(res)d1 = {'a': 1, 'b': 'foo', 'c': 400}d2 = {'a': 3, 'b': 200, 'd': 400}combine_values(d1, d2) # {'a': [1, 3], 'b': ['foo', 200], 'c': [400], 'd': [400]}
print("hello world")
my_list = [1, 2, 3, 4, 5]removed_element = my_list.pop(2) # Remove and return element at index 2print(removed_element) # 3print(my_list) # [1, 2, 4, 5]last_element = my_list.pop() # Remove and return the last elementprint(last_element) # 5print(my_list) # [1, 2, 4]
#question1.pydef rose(n) :if n==0 :yield []else :for k in range(0,n) :for l in rose(k) :for r in rose(n-1-k) :yield [l]+[r]+[r]def start(n) :for x in rose(n) :print(x) #basically I am printing x for each rose(n) fileprint("starting program: \n")start(2) # here is where I call the start function
import itertoolsimport stringimport timedef guess_password(real):chars = string.ascii_lowercase + string.ascii_uppercase + string.digits + string.punctuationattempts = 0for password_length in range(1, 9):for guess in itertools.product(chars, repeat=password_length):startTime = time.time()attempts += 1guess = ''.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()))
import itertoolsdef compute_permutations(string):# Generate all permutations of the stringpermutations = itertools.permutations(string)# Convert each permutation tuple to a stringpermutations = [''.join(permutation) for permutation in permutations]return permutations# Prompt the user for a stringstring = input("Enter a string: ")# Compute permutationspermutations = compute_permutations(string)# Display the permutationsprint("Permutations:")for permutation in permutations:print(permutation)