Submission #885995

#	Time	Username	Problem	Language	Result	Execution time	Memory
885995		karimov	Odd-even (IZhO11_oddeven)	C++17	Compilation error	0 ms	0 KiB

oddeven

import math
n = float(input())
x = math.ceil((math.ceil(math.sqrt(8 * n + 1)) - 1) / 2)
print(2*n-x)

Compilation message (stderr)

oddeven.cpp:1:1: error: 'import' does not name a type
    1 | import math
      | ^~~~~~