제출 #97353

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
97353	2019-02-15 12:46:14	diamond_duke	Bubble Sort 2 (JOI18_bubblesort2)	C++11	100 / 100	4041 ms	67896 KiB

bubblesort2

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#include "bubblesort2.h"
#include <algorithm>
#include <utility>
using ll = long long;
namespace segT
{
  ll seg[4000005], lazy[4000005];
  inline void paint(int u, int x)
  {
    seg[u] += x;
    lazy[u] += x;
  }
  inline void push_down(int u)
  {
    if (lazy[u])
    {
      paint(u << 1, lazy[u]);
      paint(u << 1 | 1, lazy[u]);
      lazy[u] = 0;
    }
  }
  inline void modify(int u, int l, int r, int L, int R, int x)
  {
    if (L <= l && r <= R)
    {
      paint(u, x);
      return;
    }
    push_down(u);
    int m = l + r >> 1;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

bubblesort2.cpp: In function 'void segT::modify(int, int, int, int, int, int)':
bubblesort2.cpp:30:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int m = l + r >> 1;
           ~~^~~

• Subtask 1: 17 / 17
• Subtask 2: 21 / 21
• Subtask 3: 22 / 22
• Subtask 4: 40 / 40