Owl Get a Life

Compile Error

segmenttree.cpp:5:13: error: expected unqualified-id before ‘)’ token
5 | struct node(){
| ^
segmenttree.cpp: In function ‘int main()’:
segmenttree.cpp:43:2: error: ‘seggs’ was not declared in this scope
43 | seggs=new node(0,n);
| ^~~~~
segmenttree.cpp:43:20: error: invalid use of incomplete type ‘struct node’
43 | seggs=new node(0,n);
| ^
segmenttree.cpp:5:8: note: forward declaration of ‘struct node’
5 | struct node(){
| ^~~~