一、mysql启动报错信息收集
1、截图 [ERROR] InnoDB: Database page corruption on disk or a failed file read of page [page id: space0, page number203]. You may have to recover from a backup. Jun 27 13:30:06 localhost mysqld: 2024-06-27T13:30:06.14747208:00 0 …
mid 左边的逆序对数量, mid 右边的逆序对数量
//逆序对的数量
#include<iostream>
using namespace std;
typedef long long LL;
const int N1e510;
int n;
int q[N],tmp[N];LL merge_sort(int l,int r)
{if(l>r) return 0;int midlr>>1;LL resmerg…