• Jun 1, 2023 •CodeCatch
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from colorama import init, Fore # Initialize colorama init() print(Fore.RED + "This text is in red color.") print(Fore.GREEN + "This text is in green color.") print(Fore.BLUE + "This text is in blue color.") # Reset colorama print(Fore.RESET + "This text is back to the default color.")
• Nov 19, 2022 •CodeCatch
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# Python code to demonstrate # method to remove i'th character # Naive Method # Initializing String test_str = "CodeCatch" # Printing original string print ("The original string is : " + test_str) # Removing char at pos 3 # using loop new_str = "" for i in range(len(test_str)): if i != 2: new_str = new_str + test_str[i] # Printing string after removal print ("The string after removal of i'th character : " + new_str)
• May 31, 2023 •CodeCatch
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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)
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# Input for row and column R = int(input()) C = int(input()) # Using list comprehension for input matrix = [[int(input()) for x in range (C)] for y in range(R)]
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""" Currency Converter ---------------------------------------- """ import urllib.request import json def currency_converter(currency_from, currency_to, currency_input): yql_base_url = "https://query.yahooapis.com/v1/public/yql" yql_query = 'select%20*%20from%20yahoo.finance.xchange%20where%20pair' \ '%20in%20("'+currency_from+currency_to+'")' yql_query_url = yql_base_url + "?q=" + yql_query + "&format=json&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys" try: yql_response = urllib.request.urlopen(yql_query_url) try: json_string = str(yql_response.read()) json_string = json_string[2: json_string = json_string[:-1] print(json_string) yql_json = json.loads(json_string) last_rate = yql_json['query']['results']['rate']['Rate'] currency_output = currency_input * float(last_rate) return currency_output except (ValueError, KeyError, TypeError): print(yql_query_url) return "JSON format error" except IOError as e: print(str(e)) currency_input = 1 #currency codes : http://en.wikipedia.org/wiki/ISO_4217 currency_from = "USD" currency_to = "TRY" rate = currency_converter(currency_from, currency_to, currency_input) print(rate)
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# Prompt user for a decimal number decimal = int(input("Enter a decimal number: ")) # Convert decimal to binary binary = bin(decimal) # Convert decimal to hexadecimal hexadecimal = hex(decimal) # Display the results print("Binary:", binary) print("Hexadecimal:", hexadecimal)