class Solution: def longestPalindrome(self, s): """ :type s: str :rtype: str """ l = len(s) max_length = 0 palindromic = '' for i in range(l): x = 1 while (i - x) >= 0 and (i + x) < l: if s[i + x] == s[i - x]: x += 1 else: break x -= 1 if...
LeetCode Given a string which consists of lowercase or uppercase letters, find the length of the longest palindromes that can be built with those letters. This is case sensitive, for example"Aa"is not considered a palindrome here. Note: Assume the length of given string will not exceed 1,0...
def longestPalindrome(self, s: str) -> str: if not s: return '' l = len(s) if l == 1: return s if l == 2: if s[0] == s[1]: return s return s[0] maxlen = 1 maxwidth = 0 maxsubstr = s[0] #奇数 for i in range(1,l-1): if l-1-i>maxwidth and s[i-max...
returnmax_len;// Return the length of the longest palindrome}// Main functionintmain(){// Test casesstring str1="adcdcdy";cout<<"Original string: "<<str1;cout<<"\nLength of the longest palindrome of the said string: "<<longest_Palindrome_length(str1);str1="aaa";cout<<"\n\nOrigi...
python版: class Solution: def longestPalindrome(self, s): """ :type s: str :rtype: str """ start = end = 0 for i in range(len(s)): len1 = self.find(s,i,i) #aba len2 = self.find(s,i,i+1) #abba maxlen = max(len1,len2) if maxlen>end-start+1: start = i-(...
Input:"babad"Output:"bab"Note:"aba" is also a valid answer. Example: Input:"cbbd"Output:"bb" 动态规划法:以"ababae"为例: 1classSolution(object):2deflongestPalindrome(self, s):3"""4:type s: str5:rtype: str6"""7sLength=len(s)8begin=09length=010table=[]11foriinrange(sLength)...
class Solution { public: string longestPalindrome(string s) { string manaStr = "$#"; for (int i=0;i<s.size();i++) //首先构造出新的字符串 { manaStr += s[i]; manaStr += '#'; } vector<int> rd(manaStr.size(), 0);//用一个辅助数组来记录最大的回文串长度,注意这里记录的是...
letterthatwas added in t.题目14:409.LongestPalindromeGivenastringwhichconsistsoflowercaseoruppercaseletters,findthelengthofthelongestpalindromesthatcanbebuiltwiththoseletters. EDX Python WEEK 1 problem 3 Longest substring_ Answer Writeaprogramthatprintsthelongestsubstringofs inwhichthelettersoccur in alphabetica...
Given a string which consists of lowercase or uppercase letters, find the length of the longest palindromes that can be built with those letters. This is case sensitive, for example"Aa"is not considered a palindrome here. Note: Assume the length of given string will not exceed 1,010. ...
If we already knew that "bab" is a palindrome, it is obvious that "ababa" must be a palindrome since the two left and right end letters are the same. 方法三:Manacher's Algorithm 马拉车算法 There is even anO(n) algorithm called Manacher's algorithm, explainedhere in detail. However, ...