Problem	blanko
User	maomao
Submission Time	2025-11-27 01:38:01
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

blanko.cpp: In function ‘int main()’:
blanko.cpp:64:14: error: conversion from ‘node*’ to non-scalar type ‘node’ requested
64 | node root = new node(u.se + 1, n);
| ^~~~~~~~~~~~~~~~~~~~~
blanko.cpp:66:11: error: base operand of ‘->’ has non-pointer type ‘node’
66 | u = root->qry(l,r);
| ^~