Problem	bsta
User	R9q5P8
Submission Time	2026-03-06 14:46:42
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

bsta.cpp: In function ‘int main()’:
bsta.cpp:7:28: error: ‘log2’ was not declared in this scope
7 | cout << r << "\n" << (int)log2(static_cast<float>(r-l));
| ^~~~