LeetCode:Distinct Subsequences
我的LeetCode解題報告索引 題目鏈接 Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new ...
原文：Distinct Subsequences leetcode java
題目： Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new string which is formed from the original string by deleting some can be no ...
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LeetCode: Distinct Subsequences 解題報告
Distinct Subsequences Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new ...
【LeetCode】114. Distinct Subsequences
Distinct Subsequences Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new ...
[LeetCode 115] - 不同子序列(Distinct Subsequences)
問題 給出字符串S和T，計算S中為T的不同的子序列的個數。 一個字符串的子序列是一個由該原始字符串通過刪除一些字母（也可以不刪）但是不改變剩下字母的相對順序產生的一個新字符串。如，ACE是ABCD ...
[LeetCode] 115. Distinct Subsequences 不同的子序列
Given a string S and a string T, count the number of distinct subsequences of S which equals T. A subsequence of a string is a new string which ...
[LeetCode] 940. Distinct Subsequences II 不同的子序列之二
Given a string S, count the number of distinct, non-empty subsequences of S . Since the result may be large, return the answer modulo 10^9 + 7. ...
子序列 sub sequence問題，例：最長公共子序列，[LeetCode] Distinct Subsequences(求子序列個數)
引言 子序列和子字符串或者連續子集的不同之處在於，子序列不需要是原序列上連續的值。 對於子序列的題目，大多數需要用到DP的思想，因此，狀態轉移是關鍵。 這里摘錄兩個常見子序列問題及其解法。 ...
UVa 10069 Distinct Subsequences（經典DP）
題意： 給定2個字符串a, b，求b在a中出現的次數。要求可以是不連續的，但是b在a中的順序必須和b以前的一致。 思路： 類似於數字分解的題目。dp[i][j]表示：b的前j個字符在a的前i個字 ...