There are a row ofnhouses, each house can be painted with one of the three colors: red, blue or green. 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. The cost of painting each...
[LeetCode] Paint House Problem Description: There are a row ofnhouses, each house can be painted with one of the three colors: red, blue or green. 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...
ans != MAX: ans 即为满足题意的所有染色方案中,花费最小的费用 DP 常见的三种优化方式见LeetCode 583 这题的思路。 本题可以采用滚动数组的方式进行优化,因为每一行的状态依赖上一行的所有状态,所以无法采用其他两种方式进行优化。 使用滚动数组的话,能将空间复杂度从O(m * target * n) 优化为 O(target *...
[LeetCode] 256. Paint House 粉刷房子 There are a row of n houses, each house can be painted with one of the three colors: red, blue or green. 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 ...
[LeetCode] 256. Paint House There is a row ofnhouses, where each house can be painted one of three colors: red, blue, or green. 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...
LeetCode "Paint House" A typical DP class Solution { public: int minCost(vector<vector<int>>& costs) { size_t len = costs.size(); if(len == 0) return 0; vector<vector<int>> dp(len, vector<int>(3, 0)); dp[0] = costs[0]; for(int i = 1; i < len; i ++) { for(...
There are a row of n houses, each house can be painted with one of the three colors: red, blue or green. 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. ...
[LeetCode#256] Paint House Problem: There are a row ofnhouses, each house can be painted with one of the three colors: red, blue or green. 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 ...
30 Day Challenge Day 12 | Leetcode 256. Paint House 题解 动态规划,Easy级别。 动态规划题,重点是找到传递公式,思路见注释。 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22class Solution { public: int minCost(vector<vector<int>>& costs) { if(costs.empty()) return...
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. Yo