python calculate prime numbers until numer
until = 20
[n for n in range(2, until) if all(n % m != 0 for m in range(2, n-1))]
python calculate prime numbers until numer
until = 20
[n for n in range(2, until) if all(n % m != 0 for m in range(2, n-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")
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)
primes python
import math
def main():
count = 3
while True:
isprime = True
for x in range(2, int(math.sqrt(count) + 1)):
if count % x == 0:
isprime = False
break
if isprime:
print count
count += 1
prime numbers upto n in python
lower = int(input("Enter lower range: "))
upper = int(input("Enter upper range: "))
for num in range(lower,upper + 1):
if num > 1:
for i in range(2,num):
if (num % i) == 0:
break
else:
print(num)
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