class Solution { int m,n,k; boolean[][] visited; public int movingCount(int threshold, int rows, int cols) { if(k<0) return 0; this.m = rows; this.n = cols; this.k = threshold; //记录每一个坐标是否走过 this.visited = new boolean[m][n]; return dfs(0,0,0,0); } /** * 该方法表示以(i,j)为当前坐标可以到达的格子数 * i和j:表示当前机器人坐标;bo...