经典记忆化搜索题目.当 从每个点一次进行搜索时要采用 记忆化搜索 #include"cstdio" #include"algorithm" using namespace std; ; int g[MAXN][MAXN]; int t[MAXN][MAXN]; int maxn; int n,m; int by,bx; int ans; ]={,,-,}; ]={,,,-}; int dfs(int y,int x) { if(t[y][x]) return t[y…
pid=1078">FatMouse and Cheese Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4811 Accepted Submission(s): 1945 Problem Description FatMouse has stored some cheese in a city. The city can…
1.直接用递归函数计算状态转移方程,效率十分低下,可以考虑用递推方法,其实就是“正着推导,逆着计算” #include<iostream> #include<algorithm> using namespace std; #define maxn 1000+5 int n; int a[maxn][maxn]; int d[maxn][maxn]; int main(){ for(;cin>>n && n;){ memset(d,,sizeof(d));…