[LeetCode] 159. Longest Substring with At Most Two Distinct Characters 最多有兩個不同字符的最長子串
" which its length is 3. 給一個字符串，找出最多有兩個不同字符的最長子串。還是滑動 ...
原文：[LeetCode] 340. Longest Substring with At Most K Distinct Characters 最多有K個不同字符的最長子串
Given a string, find the length of the longest substring T that contains at mostkdistinct characters. Example : Example : 這道題是之前那道Longest Substring with At Most Two Distinct Characters的拓展，而且那道題中的解法一和 ...
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【python-leetcode340-滑動窗口法】至多包含 K 個不同字符的最長子串
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