Submission #873523

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
873523	2023-11-15 08:57:07	dsyz	Curtains (NOI23_curtains)	C++17	100 / 100	907 ms	75960 KiB

curtains

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#include <bits/stdc++.h>
using namespace std;
using ll = int;
#define MAXN (1000005)
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
int readInt() 
{
  int x = 0; 
  char ch=getchar_unlocked(); 
  bool s=1;
  while(ch<'0'||ch>'9'){if(ch=='-')s=0;ch=getchar_unlocked();}
  while(ch>='0'&&ch<='9'){x=(x<<3)+(x<<1)+ch-'0';ch=getchar_unlocked();}
  return s?x:-x;
}
struct node{
  int s,e,m,v,lazyadd;
  node *l,*r;
  node(int _s,int _e){
    s = _s;
    e = _e;
    m = (s + e) >> 1;
    v = 1e9;
    lazyadd = 1e9;
    if(s != e){
      l = new node(s,m);
      r = new node(m + 1,e);
    }
  }
  int value(){
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 6 / 6
• Subtask 3: 15 / 15
• Subtask 4: 20 / 20
• Subtask 5: 36 / 36
• Subtask 6: 20 / 20