import mathimport timedefis_prime(num):if num == 2: returnTrueif num <= 1ornot num % 2: returnFalsefor div in range(3, int(math.sqrt(num) + 1), 2): ifnot num % div: returnFalsereturnTruedefrun_program(N): total = 0for i in range(N): if is_prime(i)...
Enter D for done, or just press Enter to continue breaking: > Possible encryption break: Key ASTRONOMY: The real secrets are not the ones I tell. Enter D for done, or just press Enter to continue breaking: > d Copying hacked message to clipboard: The real secrets are not the ones I ...
using System;publicclassHappyProgram{publicstaticvoidMain(){ Console.WriteLine("Enter a number: ");intYourNumber=Convert.ToInt16(Console.ReadLine());if(YourNumber >10) Console.WriteLine("Your number is greater than ten");if(YourNumber <=10) Console.WriteLine("Your number is ten or smaller")...
# Program to check if a number is prime or not num = 29 # To take input from the user #num = int(input("Enter a number: ")) # define a flag variable flag = False if num == 0 or num == 1: print(num, "is not a prime number") elif num > 1: # check for factors for...
Python program to check the given date is valid or not# Importing datetime module import datetime # Input the date as integers and mapping # it to store the values to d, m, and y variables d, m, y = map(int, input("Enter date: ").split()) try: s = datetime.date(y, m, d)...
Here is source code of the Python Program to check whether a string is a palindrome or not using recursion. The program output is also shown below. defis_palindrome(s):iflen(s)<1:returnTrueelse:ifs[0]==s[-1]:returnis_palindrome(s[1:-1])else:returnFalsea=str(input("Enter string:...
# this program will overwrite that file: outputFilename = 'frankenstein.encrypted.txt' myKey = 10 myMode = 'encrypt' # Set to 'encrypt' or 'decrypt'. # If the input file does not exist, the program terminates early: if not os.path.exists(inputFilename): ...
if not expression: raise AssertionError """ # age = int(input('Age:')) # assert 0<age<120, "年龄不合法" def is_huiwen_num(num): snum = str(num) return snum == snum[::-1] def is_prime(num): # 1 2 assert num > 1 ...
This Blog provides a comprehensive guide to creating prime numbers, perfect numbers, and reverse numbers in Python. Learn More about Python Numbers!
import math import time def is_prime(num): if num == 2: return True if num <= 1 or not num % 2: return False for div in range(3, int(math.sqrt(num) + 1), 2): if not num % div: return False return True def run_program(N): total = 0 for i in range(N): if is_pr...