• Nov 19, 2022 •CodeCatch
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from collections import defaultdict def collect_dictionary(obj): inv_obj = defaultdict(list) for key, value in obj.items(): inv_obj[value].append(key) return dict(inv_obj) ages = { 'Peter': 10, 'Isabel': 10, 'Anna': 9, } collect_dictionary(ages) # { 10: ['Peter', 'Isabel'], 9: ['Anna'] }
• Nov 18, 2022 •AustinLeath
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# @return a list of strings, [s1, s2] def letterCombinations(self, digits): if '' == digits: return [] kvmaps = { '2': 'abc', '3': 'def', '4': 'ghi', '5': 'jkl', '6': 'mno', '7': 'pqrs', '8': 'tuv', '9': 'wxyz' } return reduce(lambda acc, digit: [x + y for x in acc for y in kvmaps[digit]], digits, [''])
• Oct 7, 2022 •KETRICK
import pandas as pd x = pd.read_excel(FILE_NAME) print(x)
• May 31, 2023 •CodeCatch
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import calendar # Prompt user for year and month year = int(input("Enter the year: ")) month = int(input("Enter the month: ")) # Create a calendar object cal = calendar.monthcalendar(year, month) # Display the calendar print(calendar.month_name[month], year) print("Mon Tue Wed Thu Fri Sat Sun") for week in cal: for day in week: if day == 0: print(" ", end="") else: print(str(day).rjust(2), " ", end="") print()
""" Number Guessing Game ---------------------------------------- """ import random attempts_list = [] def show_score(): if len(attempts_list) <= 0: print("There is currently no high score, it's yours for the taking!") else: print("The current high score is {} attempts".format(min(attempts_list))) def start_game(): random_number = int(random.randint(1, 10)) print("Hello traveler! Welcome to the game of guesses!") player_name = input("What is your name? ") wanna_play = input("Hi, {}, would you like to play the guessing game? (Enter Yes/No) ".format(player_name)) // Where the show_score function USED to be attempts = 0 show_score() while wanna_play.lower() == "yes": try: guess = input("Pick a number between 1 and 10 ") if int(guess) < 1 or int(guess) > 10: raise ValueError("Please guess a number within the given range") if int(guess) == random_number: print("Nice! You got it!") attempts += 1 attempts_list.append(attempts) print("It took you {} attempts".format(attempts)) play_again = input("Would you like to play again? (Enter Yes/No) ") attempts = 0 show_score() random_number = int(random.randint(1, 10)) if play_again.lower() == "no": print("That's cool, have a good one!") break elif int(guess) > random_number: print("It's lower") attempts += 1 elif int(guess) < random_number: print("It's higher") attempts += 1 except ValueError as err: print("Oh no!, that is not a valid value. Try again...") print("({})".format(err)) else: print("That's cool, have a good one!") if __name__ == '__main__': start_game()
def generate_pascals_triangle(num_rows): triangle = [] for row in range(num_rows): # Initialize the row with 1 current_row = [1] # Calculate the values for the current row if row > 0: previous_row = triangle[row - 1] for i in range(len(previous_row) - 1): current_row.append(previous_row[i] + previous_row[i + 1]) # Append 1 at the end of the row current_row.append(1) # Add the current row to the triangle triangle.append(current_row) return triangle def display_pascals_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 Pascal's Triangle: ")) # Generate Pascal's Triangle pascals_triangle = generate_pascals_triangle(num_rows) # Display Pascal's Triangle display_pascals_triangle(pascals_triangle)