Problem	examinations
User	FIips
Submission Time	2026-03-10 22:28:40
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

examinations.cpp: In member function ‘void node::upd(long long int, long long int)’:
examinations.cpp:38:11: error: no matching function for call to ‘node::combine()’
38 | combine();
| ^
examinations.cpp:16:7: note: candidate: ‘void node::combine(long long int)’
16 | void combine(int x) {
| ^~~~~~~
examinations.cpp:16:7: note: candidate expects 1 argument, 0 provided