Problem	xortree
User	tahp
Submission Time	2024-11-18 04:08:59
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

xortree.cpp: In function ‘int readInt()’:
xortree.cpp:11:13: error: ‘_getchar_nolock’ was not declared in this scope; did you mean ‘getchar_unlocked’?
11 | char ch = _getchar_nolock();
| ^~~~~~~~~~~~~~~
| getchar_unlocked