{"id":267,"date":"2024-06-28T22:35:02","date_gmt":"2024-06-28T14:35:02","guid":{"rendered":"http:\/\/www.heartwarming.online:8003\/?p=267"},"modified":"2024-06-28T22:35:04","modified_gmt":"2024-06-28T14:35:04","slug":"%e5%8f%8c%e9%93%be%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/blog.heartwarming.online\/index.php\/2024\/06\/28\/%e5%8f%8c%e9%93%be%e8%a1%a8\/","title":{"rendered":"\u53cc\u94fe\u8868"},"content":{"rendered":"\n

\u672c\u8d28\uff1a<\/h2>\n\n\n\n

\u53cc\u94fe\u8868\u540c\u5355\u94fe\u8868\u539f\u7406\u51e0\u4e4e\u4e00\u81f4\uff0c\u53ea\u662f\u53cc\u94fe\u8868\u7684\u6307\u9488\u9009\u9879\u4e3a\u4e24\u9879\uff0cl[i]\u548cr[i],\u4f46\u5176\u4e2d\u7684\u672c\u8d28\u51e0\u4e4e\u4e0d\u53d8\uff0c\u64cd\u4f5c\u601d\u60f3\u4e0d\u53d8\u3002<\/p>\n\n\n\n

\u5176\u4e2d\u75280\u8868\u793a\u5934\u8282\u70b9\u5750\u6807\uff0c1\u8868\u793a\u7ed3\u5c3e\u7ed3\u70b9\u5750\u6807<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5b9e\u73b0\u90e8\u5206\uff1a<\/h2>\n\n\n\n

1\u3001\u5728\u7ed3\u70b9a\u7684\u53f3\u8fb9\u63d2\u5165\u4e00\u4e2a\u6570x<\/h3>\n\n\n\n
void insert(int a,int x)
{
      e[idx]=x;
      r[idx]=r[a];
      l[r[a]]=idx;
      l[idx]=a;
      r[a]=idx++;
}<\/code><\/pre>\n\n\n\n
2\u3001\u5220\u9664\u7ed3\u70b9a<\/h3>\n\n\n\n
void remove(int a)
{
     l[r[a]]=l[a];
     r[l[a]]=r[a];
}<\/code><\/pre>\n\n\n\n
\u4ee3\u7801\u5b9e\u73b0\uff1a<\/h2>\n\n\n\n
#include <iostream>
using namespace std;
const int N=100010;
int m,e[N],l[N],r[N],idx;
\u200b
int main()
{
    cin>>m;
    r[0]=1;
    l[1]=0;
    while(m--)
    {
    string op;
    cin>>op;
       int k,x;
       if(op==\"L\")
       {
       cin>>x;
       insert(0,x);
       }
       else if(op==\"R\")
       {
       cin>>x;
       insert(l[1],x);
       }
       else if(op==\"IL\")
       {
           cin>>K>>x;
           insert(l[k+1],x);
       }
       else{
             cin>>k>>x;
             insert(k+1,x);
       }
    }
    for(int i-0;i!=1;i=r[i])
    {
       cout<<e[i]<<' ';
    }
    cout<<endl;
   return 0;
}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
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