摘要:
``` #include using namespace std; const int N = 1005; int arr[N][N]; int vis[N][N]; int n, m; int dx[4] = { 0,1,0,-1 }; int dy[4] = { 1,0,-1,0 }; bool flag; int si, sj, ei, ej; bool ok(int nx, int ny... 阅读全文
posted @ 2016-01-17 01:40
HaibaraAi
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