# Python program to check prime number # Function to check prime number def isPrime(n): return all([(n % j) for j in range(2, int(n/2)+1)]) and n>1 # Main code num = 59 if isPrime(num): print(num, "is a prime number") else: print(num, "is not a prime number") ...
# 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 prime number using object oriented approach# Define a class for Checking prime number class Check : # Constructor def __init__(self,number) : self.num = number # define a method for checking number is prime or not def isPrime(self) : for i in range(2, int(...
In this example, we initialize a list of boolean values representing the primality of each number. We then mark the multiples of each prime number asFalse. Finally, we print the numbers that remainTrue. Here is the exact output in the screenshot below: Check outWrite a Program to Check Wh...
This Blog provides a comprehensive guide to creating prime numbers, perfect numbers, and reverse numbers in Python. Learn More about Python Numbers!
is_prime(i) if __name__ == '__main__': N = 10000000 start = time.time() run_program(N) end = time.time() print(end - start) 执行上述代码,可以看到,速度提升了4倍左右,不到1秒,效果还是非常明显 最后,作为横向比较,我们使用c++语言,也写一个类似的程序 ...
is_prime(i) if __name__ == '__main__': N = 1000000 start = time.time() run_program(N) end = time.time() print(end - start) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19.
Python simpy.primerange()方法 在simpy模块中,我们可以用sympy.primerange()函数得到范围[a, b]中所有质数的列表。 语法:sympy.primerange() 参数:range a 和 b 返回:一个在给定范围内的所有素数的列表 代码#1: # Python program to get prime number range# using sympy.primerange() method# importing sym...
1)将数字相乘两次:(数字*数字) (1) By multiplying numbers two times: (number*number)) To find the square of a number - simple multiple the number two times. 要查找数字的平方-将数字简单乘以两次。 Program: 程序: # Python program to calculate square of a number ...
在simpy模塊中,我們可以使用以下方法獲取[a,b)範圍內所有素數的列表:sympy.primerange()函數。 用法:sympy.primerange()參數:range a and b返回:a list of all primes in given range 代碼1: # Python program to get prime number range# using sympy.primerange() method# importing sympy modulefromsympyim...