Another Contest 4 Problem 4 - Another Isosceles Right Triangle

Points: 0

Time limit: 1.5s

Memory limit: 256M

Problem type

Allowed languages

C++

You've squared away your tickets home, but are you still missing something? Implement the following function:

string f(int N)

You may assume $1 \le N \le 10^6$ ~1 \le N \le 10^6~.

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