제출 #538745

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
538745	2022-03-17 16:29:15	Jomnoi	Index (COCI21_index)	C++17	60 / 110	2577 ms	152096 KiB

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#include <bits/stdc++.h>
#define DEBUG 0
using namespace std;
const int N = 2e5 + 10;
int p[N];
vector <int> idx_paper[N];
class Node {
public :
    int sum;
    Node *l, *r;
    Node(int s) : sum(s), l(NULL), r(NULL) {}
    Node(Node *L, Node *R) : sum(0), l(L), r(R) {
        if(L != NULL) {
            sum += L->sum;
        }
        if(R != NULL) {
            sum += R->sum;
        }
    }
    Node(Node *copy) : sum(copy->sum), l(copy->l), r(copy->r) {}
};
Node *root[N];
Node *build(int l, int r) {
    if(l == r) {
        return new Node(0);
    }
 
 
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