num=int(input("enter a number"))
count=0
i=2
while(i<=num//2):
    if(num%i==0):
        count=count+1
        break
    i=i+1
if(count==0 and num!=1):
    print("prime number")
else:
    print("not a prime number")    
29ef2e43ea9811550c0cef20c726342b49f1b7b7
<mask token>

<mask token>
while i <= num // 2:
    if num % i == 0:
        count = count + 1
        break
    i = i + 1
if count == 0 and num != 1:
    print('prime number')
else:
    print('not a prime number')

num = int(input('enter a number'))
count = 0
i = 2
while i <= num // 2:
    if num % i == 0:
        count = count + 1
        break
    i = i + 1
if count == 0 and num != 1:
    print('prime number')
else:
    print('not a prime number')

num=int(input("enter a number"))
count=0
i=2
while(i<=num//2):
    if(num%i==0):
        count=count+1
        break
    i=i+1
if(count==0 and num!=1):
    print("prime number")
else:
    print("not a prime number")    