Problem	segmenttree
User	Karax
Submission Time	2026-11-10 10:35:08
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

segmenttree.cpp:6:13: error: expected unqualified-id before ‘)’ token
6 | struct node() {
| ^
segmenttree.cpp:39:8: error: expected constructor, destructor, or type conversion before ‘;’ token
39 | } *root;
| ^
segmenttree.cpp: In function ‘int main()’:
segmenttree.cpp:46:5: error: ‘root’ was not declared in this scope
46 | root = new node(1, n);
| ^~~~
segmenttree.cpp:46:25: error: invalid use of incomplete type ‘struct node’
46 | root = new node(1, n);
| ^
segmenttree.cpp:6:8: note: forward declaration of ‘struct node’
6 | struct node() {
| ^~~~
segmenttree.cpp:53:13: error: ‘upd’ was not declared in this scope
53 | upd(p, v);
| ^~~
segmenttree.cpp:57:21: error: ‘qry’ was not declared in this scope
57 | cout << qry(a, b);
| ^~~