[河南省ACM省赛-第三届] 聪明的kk (nyoj 171)

时间:2023-03-09 13:12:12
[河南省ACM省赛-第三届] 聪明的kk (nyoj 171)

题目链接:http://acm.nyist.net/JudgeOnline/problem.php?pid=171

动态规划:

  d(i,j) = max{d(i-1, j), d(i, j-1)}+mp[i][j];

 #include<iostream>
 #include<cstdio>
 #include<cstring>
 #include<string>
 #include<algorithm>
 using namespace std;
 #define INF 0x7fffffff
 #define INPUT freopen("d:\\in.txt", "r", stdin);
 #define OUTPUT freopen("d:\\out.txt", "w", stdout);
 #define N 20

 int mp[N][N];
 int d[N][N];
 int m, n;

 int dp(int i, int j)
 {
      || j< || i>=m || j>=n)
         ;
     ) return d[i][j];
     ), dp(i-, j))+mp[i][j];
 } 

 int main()
 {
     //INPUT;
     while(~scanf("%d%d", &m, &n))
     {
         ; i<m; i++){
             ; j<n; j++){
                 scanf("%d", &mp[i][j]);
             }
         }
         memset(d, , sizeof(d));
         printf(, n-));
     }
     ;