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How to DP?use binary state?

Posted by zhucheng at 2005-08-06 15:41:56 on Problem 2531
In Reply To:local search or dp Posted by:frkstyc at 2005-08-06 15:40:12

Followed by:

enen (0) frkstyc 2005-08-06 15:43:10
- 这样不是就没有重复子问题了，相当于枚举吗？ (0) zhucheng 2005-08-06 15:44:33
  - 状态肯定是枚举的了，重复子问题看怎么理解了 (0) frkstyc 2005-08-06 15:45:26
你怎么做的那么快？？ (0) sunmoonstar_love 2005-08-06 15:44:13
- 那么小内存肯定搜的了 (0) frkstyc 2005-08-06 15:44:45
  - 搜的比我们快十倍 (0) sunmoonstar_love 2005-08-06 15:45:08
    - complete search=enumration (0) frkstyc 2005-08-06 15:45:43
      - yes， enum (0) sunmoonstar_love 2005-08-06 15:46:34
      - 对这道题来说dp没有意义，时间复杂度不会降低。 (0) zhucheng 2005-08-06 15:47:10
        我是能不写dfs就尽量不写的…… (0) frkstyc 2005-08-06 15:48:02
- 我是搜的，加了一点剪枝。 (0) zhucheng 2005-08-06 15:45:25

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