链接 这题纠结了好久,刚开始想到的是正解,不过想到可能会出现一个数支点不唯一的情况,这样就多算了,其实是我想多了,一个数只有一个支点. 这样就好像想到了,枚举支点的位置,保存力矩的状态. dp[i][k][s] i为当前处理位 k为支点 s为到目前为止根据支点算出来的部分力矩. 有一点需要注意算0的时候 会有len个支点 所以要减掉重算的len-1个 #include <iostream> #include<cstdio> #include<cstring> #incl…

数位DP... Balanced Number Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 1337    Accepted Submission(s): 583 Problem Description A balanced number is a non-negative integer that can be balanced…

[HDU3709]Balanced Number 试题描述 A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, imagine each digit as a box with weight indicated by the digit. When a pivot is placed at some digit…

Balanced Number Problem Description A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, imagine each digit as a box with weight indicated by the digit. When a pivot is placed at some…

Balanced Number Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 3798    Accepted Submission(s): 1772 Problem Description A balanced number is a non-negative integer that can be balanced if a pi…

 Balanced Number Time Limit:3000MS     Memory Limit:0KB     64bit IO Format:%lld & %llu Description A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, imagine each digit as a box wi…

Balanced Number Problem Description A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, imagine each digit as a box with weight indicated by the digit. When a pivot is placed at some…

Problem Description A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, imagine each digit as a box with weight indicated by the digit. When a pivot is placed at some digit of the nu…

Balanced Number Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 9036    Accepted Submission(s): 4294 Problem Description A balanced number is a non-negative integer that can be balanced if a pi…

A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, imagine each digit as a box with weight indicated by the digit. When a pivot is placed at some digit of the number, the distance f…