Task #R001E

Memory 32 MB Time 2500 ms Complexity 20 %

Author: Hojiyev Sunatillo

G'aroyib son

O’z raqamlar yig’indisining kvadratiga bo’linadigan sonlar g’aroyib son deb ataladi!

Masalan: \(162\) soni \((1+6+2)^2\) ga qoldiqsiz bo’linadi.

Input:

INPUT.TXT kirish faylining yagona satrida bitta natural son, \(N (1 ≤ N ≤ 30000)\) soni kiritiladi.

Output:

OUTPUT.TXT chiqish faylining yagona satrida bitta natural sonni, \(N\)-g’aroyib sonni chiqaring.

Examples

#	input.txt	output.txt
1	1	1
2	8	162

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