제출 #697729

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
697729	2023-02-10 22:51:57	flappybird	Dungeon 3 (JOI21_ho_t5)	C++17	100 / 100	614 ms	71448 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
#define MAX 201010
#define MAXS 20
#define INF 1000000000000000001
#define bb ' '
#define ln '\n'
#define Ln '\n'
#define MOD 1000000007
typedef pair<ll, int> pli;
pll operator+(pll p1, pll p2) {
  return pll(p1.first + p2.first, p1.second + p2.second);
}
pll operator-(pll p1) {
  return pll(-p1.first, -p1.second);
}
struct fenwick {
  vector<pll> tree;
  int N;
  fenwick(int N = 0) :N(N) { tree.resize(N + 1); }
  void upd(int i, pll x) { while (i <= N) { tree[i] = tree[i] + x, i += i & -i; } }
  pll get(int i) { pll ans = pll(0, 0); while (i) { ans = ans + tree[i], i -= i & -i; } return ans; }
  void update(int l, int r, pll x) {
    if (r <= 0) return;
    if (l > r) return;
    upd(l, x);
    if (r <= N) upd(r + 1, -x);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In member function 'void segtree::init(int, int, int)':
Main.cpp:48:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   48 |   int m = l + r >> 1;
      |           ~~^~~
Main.cpp: In member function 'pii segtree::query(int, int, int, int, int)':
Main.cpp:57:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   57 |   int m = s + e >> 1;
      |           ~~^~~

• Subtask 1: 11 / 11
• Subtask 2: 14 / 14
• Subtask 3: 31 / 31
• Subtask 4: 44 / 44