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Re:用DP。 dp[i][j]表示从前j个数中选出i个满足条件的组合数In Reply To:Re:用DP。 dp[i][j]表示从前j个数中选出i个满足条件的组合数 Posted by:doublel at 2006-03-19 16:50:05 不好意思,操作失误! Followed by: Post your reply here: |
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