classSolution{public:intlongestStrChain(vector<string>& words){intn = words.size(), res =1; sort(words.begin(), words.end(), [](string& a,string& b){returna.size() < b.size(); }); unordered_map<string,int> dp;for(stringword : words) { dp[word] =1;for(inti =0; i < w...
1048. Longest String Chain # 题目# Given a list of words, each word consists of English lowercase letters. Let’s say word1 is a predecessor of word2 if and only if we can add exactly one letter anywhere in word1 to make it equal to word2. For example, "abc" is a predecessor of...
【leetcode】1048. Longest String Chain 题目如下: Given a list of words, each word consists of English lowercase letters. Let's sayword1is a predecessor ofword2if and only if we can add exactly one letter anywhere inword1to make it equal toword2. For example,"abc"is a predecessor of"...
A word chain is a sequence of words [word_1, word_2, …, word_k] with k >= 1, where word_1 is a predecessor of word_2, word_2 is a predecessor of word_3, and so on. Return the longest possible length of a word chain with words chosen from the given list of words. Exampl...
Leetcode 87 Scramble String Leetcode 1140 Stone Game II Leetcode 322 Coin Change Leetcode 518 Coin Change II (01背包型) Leetcode 1048 Longest String Chain Leetcode 44 Wildcard Matching Leetcode 10 Regular Expression Matching Leetcode 32 Longest Valid Parentheses Leetcode 1235 Maximum Profit in ...
5.Longest Palindromic Substring 1048.Longest String Chain Weekly Contest 176 (Saturday): 数学系的太强了.简直可怕! 1351.Count Negative Numbers in a Sorted Matrix 1352.Product of the Last K Numbers 1353.Maximum Number of Events That Can Be Attended ...
1048 Longest String Chain 54.7% Medium 1049 Last Stone Weight II Go 44.1% Medium 1050 Actors and Directors Who Cooperated At Least Three Times 71.7% Easy 1051 Height Checker Go 71.1% Easy 1052 Grumpy Bookstore Owner Go 55.4% Medium 1053 Previous Permutation With One Swap 48.5% Medium...
public int findLongestChain(int[][] pairs) { Arrays.sort(pairs,new Comparator<int[]>(){ public int compare(int[] o1,int[] o2){ return o1[0] - o2[0]; } }); int res = 1,lastEnd = pairs[0][1]; for(int i = 1; i < pairs.length;i++){ int[] cur = pairs[i]; if(...
1044 Longest Duplicate Substring 30.7% Hard 1045 Customers Who Bought All Products 67.6% Medium 1046 Last Stone Weight 64.7% Easy 1047 Remove All Adjacent Duplicates In String Go 70.5% Easy 1048 Longest String Chain Go 59.2% Medium 1049 Last Stone Weight II Go 52.4% Medium 1050 Actors...
1047 Remove All Adjacent Duplicates In String Easy Solution 1048 Longest String Chain Medium Solution 1049 Last Stone Weight II Medium Solution 1051 Height Checker Easy Solution 1052 Grumpy Bookstore Owner Medium Solution 1053 Previous Permutation With One Swap Medium Solution 1054 Distant Barcodes Mediu...