제출 #538746

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
538746	2022-03-17 16:34:20	Jomnoi	Index (COCI21_index)	C++17	60 / 110	2582 ms	147192 KiB

index

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#include <bits/stdc++.h>
#define DEBUG 0
using namespace std;
const int N = 2e5 + 10;
vector <int> idx_paper[N];
class Node {
public :
    int sum;
    Node *l, *r;
    Node(const 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(const int &l, const int &r) {
    if(l == r) {
        return new Node(0);
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

index.cpp: In function 'int main()':
index.cpp:61:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   61 |     scanf(" %d %d", &n, &q);
      |     ~~~~~^~~~~~~~~~~~~~~~~~
index.cpp:64:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   64 |         scanf(" %d", &p);
      |         ~~~~~^~~~~~~~~~~
index.cpp:78:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   78 |         scanf(" %d %d", &a, &b);
      |         ~~~~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 40 / 40
• Subtask 3: 0 / 50