Masala M

Xotira 32 MB Vaqt 1000 ms
14

Tub sonmi ?

Berilgan N natural son tub son yoki tub son emasligini aniqlang.


Kiruvchi ma'lumotlar:

N natural son beriladi. (1N1018)(1≤N≤10^{18})


Chiquvchi ma'lumotlar:

Agar son tub bo'lsa “Tub son” aks holda “Tub son emas” so'zini chop eting.


Misollar
# input.txt output.txt
1
4
Tub son emas
2
3
Tub son