Tag：Palindrome

Bb: statistical palindrome substring (basic computer test questions)
Now I’ll give you a string s. please calculate how many consecutive substrings in s are palindromes.inputThe input contains multiple sets of test data. Each set of input is a non empty string with a length of no more than 5000.outputFor each group of inputs, the number of palindrome substrings is output.Sample input copyabaaaSample output […]

5. Longest palindrome substring
Let’s start with a stupid way public class PlalindromeSubStr { public static String longestPalindrome(String s) { int max = 0; int index = 1; int startIndex = 0; String maxStr = null; if (s.length() == 1) { return s; } if (s.length() == 2) { if (s.substring(0,1).equals(s.substring(1,2))) { return s; } return s.substring(0,1); } while […]

Day 68/100 data structure linked list (9) — palindrome linked list
（1） Requirements Palindrome linked list, thought for a long time, how to move will be a lot of strange things. For example, [1] is also palindrome. （2） Palindrome linked list 1. Problem description Give you the head node of a single linked listhead, please judge whether the linked list is palindrome linked list. If yes, […]

5. longest palindrome substring (leetcode) – C language
1、 Brute force cracking #include <stdbool.h> #include <stdlib.h> #include <stdio.h> #include <string.h> //Determine whether the string is a palindrome string int isPalindromic(char *str, int start, int end) { while (start < end) { if (str[start] != str[end]) { return false; } start++; end–; } return true; } char *longestPalindrome(char *str) { int len = strlen(str); […]

Leetcode PHP solution — d133 9 Palindrome Number
D133 9. Palindrome Number Title Link 9. Palindrome Number Topic analysis This question is very simple. It is to judge whether a given number is a palindrome number. The palindrome number is the same as reading from left to right. But this question is slightly different from question 7, and the symbols should be the […]

[daily algorithm / brush through leetcode] 5 Longest palindrome substring (medium)
Click here to view more content related to algorithmic interview~ Title Description Give you a strings, findsThe longest palindrome substring in. Example 1: Input: S = “babad” output: “bab” Explanation: “ABA” is also the answer to the question. Example 2: Input: S = “CBBD” output: “BB” Example 3: Input: S = “a” output: “a” Example […]

Horse drawn cart algorithm, in fact, is not difficult!!!
To talk about the horse drawn cart algorithm, we must talk about this problem and find the longest palindrome substring. The horse drawn cart algorithm is one of the solutions. The cruel person doesn’t talk much. Just look down: Title Description Give you a string s and find the longest palindrome substring in S. example […]

[daily algorithm / brush through leetcode] 9 Palindromes (simple)
Click here to view more content related to algorithmic interview~ Title Description Determine whether an integer is a palindrome number. Palindromes are integers that are read in the same order (from left to right) and reverse order (from right to left). Example 1: Input: 121 Output: true Example 2: Input: – 121 Output: false Explanation: […]

Leetcode5. Longest Palindromic Substring
Title Requirements Idea: If a is a palindrome string, if the left character of a = the right character of a, [a left character + A + a right character] is also a palindrome string Similarly, if bab is a palindrome string, if the left character of the leftmost B = the right character of […]

Leetcode005longest palindrome substring
Longest Palindromic Substring Title Description: give you a string s and find the longest palindrome substring in S. See leetcode’s official website for an example. Source: leetcodeLink: https://leetcodecn.com/probl…The copyright belongs to Lingkou network. For commercial reprint, please contact the official authorization, and for noncommercial reprint, please indicate the source. Solution 1: violent cracking Traverse all […]

Leetcode009palindrome number
Palindrome number Title Description: give you an integer X. if x is a palindrome integer, return true; Otherwise, false is returned. Palindromes are integers that are read in the same order (from left to right) and reverse order (from right to left). For example, 121 is palindrome, not 123. See leetcode’s official website for an […]

Java machine test question *: password interception (longest palindrome substring)
describe Catcher is an intelligence agent of MCA country. During his work, he found that enemy countries will communicate with some symmetrical passwords, such as Abba, ABA, a, 123321, but they sometimes add some irrelevant characters at the beginning or end to prevent other countries from cracking. For example, make the following changes: Abba – […]