Category
Similar Problems
0545. Darajalar
Time limit : 1000 ms
Memory limit : 64 mb
Sizga $n$ soni berilgan. Sizning vazifangiz $n$ sonining $2$ ning qanday darajasi ekanligini aniqlovchi dastur tuzishdan iborat.
Kiruvchi ma’lumotlar: yagona qatorda $n$ $(1 \le n \le 10^18)$ butun son.
Chiquvchi ma’lumotlar: yagona qatorda masala yechimini chiqaring. Agar $n$ soni $2$ ning darajasi bo’lmasa $-1$ chiqaring.
Input |
---|
4 |
Output |
2 |
Input |
---|
5 |
Output |
-1 |