2021-11-21：map[i][j] == 0，代表(i,j)是海洋，渡过的话代价是2， map[i][j] == 1，代表(i,j)是陆地，渡过的话代价是1， map[i][j] == 2，代表
NoSuchKey
추천
출처blog.csdn.net/weixin_48502062/article/details/121460715
추천
행