go get golang.org被墙问题解决 今天在下载golang.org/x/image/tiff的时候出错 > go get -v golang.org/x/image/tiff Fetching https://golang.org/x/image/tiff?go-get=1 https fetch failed: Get https://golang.org/x/image/tiff?go-get=1: dial tcp 216.239.37.1:443: i/o timeout p
You are given a m x n 2D grid initialized with these three possible values. -1 - A wall or an obstacle. 0 - A gate. INF - Infinity means an empty room. We use the value 231 - 1 = 2147483647 to represent INF as you may assume that the distance to a ga
//POJ3083 //DFS求靠左墙(右墙)走的路径长+BFS求最短路 //Time:0Ms Memory:716K #include<iostream> #include<cstring> #include<cstdio> #include<queue> using namespace std; #define MAX 45 #define INRANGE(x,y) (x >= 0 && x < n && y