제출 #525586

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
525586	2022-02-12 04:18:28	shmad	원숭이와 사과 나무 (IZhO12_apple)	C++17	0 / 100	518 ms	262148 KiB

apple

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#pragma GCC optimize("O3", "unroll-loops") // "Ofast"
#pragma GCC target("avx2", "bmi", "bmi2", "lzcnt", "popcnt") 
#include <bits/stdc++.h>
#define int long long
#define vt vector
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
#define ff first
#define ss second
#define dbg(x) cerr << #x << " = " << x << '\n'
using namespace std;
using ll = long long;
using pii = pair<int, int>;
using vvi = vt< vt<int> >;
const int N = 1e6 + 5, mod = 1e9 + 7, inf = 1e18 + 7, B = 500, LIM = (1ll << 60);
const double eps = 1e-6;
int n;
struct Node {
  int sum, tag;
  Node *l, *r;
  Node () : sum(0), tag(0), l(nullptr), r(nullptr) {}
  Node (Node *l, Node *r) : l(l), r(r), sum(0), tag(0) { sum += (l ? l -> sum : 0) + (r ? r -> sum : 0); }
}*root;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

apple.cpp: In constructor 'Node::Node(Node*, Node*)':
apple.cpp:27:12: warning: 'Node::r' will be initialized after [-Wreorder]
   27 |  Node *l, *r;
      |            ^
apple.cpp:26:6: warning:   'long long int Node::sum' [-Wreorder]
   26 |  int sum, tag;
      |      ^~~
apple.cpp:29:2: warning:   when initialized here [-Wreorder]
   29 |  Node (Node *l, Node *r) : l(l), r(r), sum(0), tag(0) { sum += (l ? l -> sum : 0) + (r ? r -> sum : 0); }
      |  ^~~~
apple.cpp: In function 'void upd(Node*, long long int, long long int, long long int, long long int, long long int)':
apple.cpp:60:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   60 |  int tm = tl + tr >> 1;
      |           ~~~^~~~
apple.cpp: In function 'long long int get(Node*, long long int, long long int, long long int, long long int)':
apple.cpp:73:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   73 |  int tm = tl + tr >> 1;
      |           ~~~^~~~

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