常规解法: #include<bits/stdc.h>
using namespace std;
int n,m,k,t;
const int N105;
bool a[N][N],b[N][N];
int cnt;
//设置滚动数组来存贮当前和下一状态的条件
//处理传播扩散问题非常有效int main()
{cin>>n>>m>>t;for(int i1;i&l…
Day2
1.where
(1)关系运算符
select * from info where id>1;
select * from info where id1;
select * from info where id>1;
select * from info where id!1;(2)逻辑运算符
select * from info where name"吴佩奇" and age19;
select * from info wh…