Answers for "python primes"

3

list of prime numbers in python

n = 20
primes = []

for i in range(2, n + 1):
	for j in range(2, int(i ** 0.5) + 1):
 		if i%j == 0:
 			break
	else:
		primes.append(i)

print(primes)
Posted by: Guest on August-18-2020
1

is_prime in python

# Program to check if a number is prime or not

#too take the input from user use "num: int = int(input('Give the value of num '))"
num: int = int(input('Give the value of Num: '))

# define a variable felix
felix = False

# prime numbers are greater than 1
if num > 1:
    # check for factors
    for i in range(2, num):
        if (num % i) == 0:
            # if factor is found, set flag to True
            felix = True
            # break out of loop
            break

# check if flag is True
if felix:
    print(num, "is not a prime number")
else:
    print(num, "is a prime number")
Posted by: Guest on April-09-2021
3

prime number in python

import math
a=[i for i in range(2,int(input('prime number range'))) if 0 not in [i%n for n in range(2,int(math.sqrt(i)))]]
print(a)
Posted by: Guest on June-18-2021

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