n=int(input("Enter the number till you want to check: "))
primes = []
for i in range (2, n+1):
for j in range(2, i):
if i%j == 0:
break
else:
primes.append(i)
print(primes)
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)
