Can you solve this real interview question? Shortest Path in a Grid with Obstacles Elimination - You are given an m x n integer matrix grid where each cell is either 0 (empty) or 1 (obstacle). You can move up, down, left, or right from and to an empty ce
原题链接在这里:https://leetcode.com/problems/shortest-path-in-a-grid-with-obstacles-elimination/ 题目: Given am * ngrid, where each cell is either0(empty) or1(obstacle). In one step, you can move up, down, left or right from and to an empty cell. Return the minimum number of ste...
leetcode_1293. Shortest Path in a Grid with Obstacles Elimination_[dp动态规划] 题目链接 Given am * ngrid, where each cell is either0(empty) or1(obstacle). In one step, you can move up, down, left or right from and to an empty cell. Return the minimum number of steps to walk from...
LeetCode 1293. Shortest Path in a Grid with Obstacles Elimination 2019-12-16 16:24 −[题目](https://leetcode.com/problems/shortest-path-in-a-grid-with-obstacles-elimination/) 非常简单的BFS 暴搜 ``` struct Node { int x; int y; int k; int... ...
int shortestPath(vector<vector<int>>& grid, int k) { queue<vector<int>> q; int vis[41][41]; int r = grid.size(), c = grid[0].size(); for(int i=0;i<41;i++) for(int j=0;j<41;j++)vis[i][j]=-1;// x,y,path_length, #available remaining obstacles to remove ...
The shortest path with one obstacle elimination at position (3,2) is 6. Such path is (0,0) -> (0,1) -> (0,2) -> (1,2) -> (2,2) -> (3,2) -> (4,2). Example 2: Input: grid = [[0,1,1], [1,1,1],
The shortest path with one obstacle elimination at position (3,2) is 6. Such path is (0,0) -> (0,1) -> (0,2) -> (1,2) -> (2,2) -> (3,2) -> (4,2). Example 2: Input: grid = [[0,1,1], [1,1,1],