Problem	lis
User	Henries
Submission Time	2024-12-14 23:54:36
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lis.cpp: In member function ‘void node::upd(long long int, long long int)’:
lis.cpp:31:11: error: return-statement with a value, in function returning ‘void’ [-fpermissive]
31 | return val;
| ^~~