Problem	singlefile
User	bachnguyen123
Submission Time	2025-11-13 20:46:11
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

singlefile.cpp:8:15: error: ‘int_e’ has not been declared
8 | node(int _s, int_e)
| ^~~~~
singlefile.cpp: In constructor ‘node::node(int, int)’:
singlefile.cpp:10:15: error: ‘_e’ was not declared in this scope; did you mean ‘e’?
10 | s = _s, e = _e, m = (s+e)/2;
| ^~
| e
singlefile.cpp: In member function ‘int node::qry(int, int)’:
singlefile.cpp:27:49: error: expected ‘)’ before ‘;’ token
27 | else return max(l -> qry(a,m), r -> qry(m+1,b);
| ~ ^
| )