Given a non-empty string, encode the string such that its encoded length is the shortest. The encoding rule is: k[encoded_string], where ...
DP: Initially I think of D DP, dp i stands for the shortest string of first i characters, then: dp i minLen dp k encode substring k , i then I realize that the second partencode substring k , i is ac ...
2016-12-23 06:25 0 1688 推荐指数:
Given a non-empty string, encode the string such that its encoded length is the shortest. The encoding rule is: k[encoded_string], where ...
Given a non-empty string, encode the string such that its encoded length is the shortest. The encoding rule is: k[encoded_string], where ...
Greedy Use two pointers, one for source: i, one for target: j. While j scan through target, ...
原题链接在这里:https://leetcode.com/problems/shortest-way-to-form-string/ 题目: From any string, we can form a subsequence of that string by deleting some ...
Problem Description: Given a list of words and two words word1 and word2, return the shortest distance between these two words in the list. ...
Given a string S, you are allowed to convert it to a palindrome by adding characters in front of it. Find and return the shortest palindrome you can ...
题目如下: Given an array of strings arr. String s is a concatenation of a sub-sequence of arr which have unique characters. Return the maximum ...
原题链接在这里:https://leetcode.com/problems/maximum-length-of-a-concatenated-string-with-unique-characters/ 题目: Given an array of strings arr. String s ...