标签:动态规划 描述: Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation is counted as 1 step.) You have the following 3 operations permitted on a word: Insert a character Delete a character Re…
标签:动态规划 题目描述: Given two strings, find the longest common subsequence (LCS). Your code should return the length of LCS. 解题思路: 这一题是非常经典的动态规划问题,在解题思路上可以按照经典的动态规划的解法,这是在系统学习动态规划之后第一个解决的LintCode上的问题: 1.子问题划分 给出两个字符串的A,B,两个字符串长度分别为lenA,lenB,求出两个字符串的LCS: 这划…
标签: 动态规划 题目描述: There are a row of n houses, each house can be painted with one of the k colors. The cost of painting each house with a certain color is different. You have to paint all the houses such that no two adjacent houses have the same color.…
标签: 动态规划 描述: Find the contiguous subarray within an array (containing at least one number) which has the largest product. For example, given the array [2,3,-2,4], the contiguous subarray [2,3] has the largest product = 6. 解题思路: 前面几道题有点儿过分依赖答案了,后面还是…
标签:动态规划 题目描述: Given a 2D binary matrix filled with 0's and 1's, find the largest square containing all 1's and return its area. Example For example, given the following matrix: 1 0 1 0 0 1 0 1 1 1 1 1 1 1 1 1 0 0 1 0 Return 4. 解题思路: 1.这一题明显使用动态规划来解题,…
标签:动态规划 题目描述: Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new string which is formed from the original string by deleting some (can be none) of the characters without disturbing…
标签: 动态规划 描述: Given an integer array nums with all positive numbers and no duplicates, find the number of possible combinations that add up to a positive integer target. Example Given nums = [1, 2, 4], target = 4 The possible combination ways are: [1,…
标记: 动态规划 问题描述: Given n items with size Ai, an integer m denotes the size of a backpack. How full you can fill this backpack? Example If we have 4 items with size [2, 3, 5, 7], the backpack size is 11, we can select [2, 3, 5], so that the max size we…
