Memoization Solution
Code\njava []\nclass Solution {\n    int []d1={-1,0,1};\n    int []d2={1,1,1};\n    private int f(int i,int j,int [][]grid,int n,int m,int [][]dp){\n        if(
# Code\n```java []\nclass Solution {\n    int []d1={-1,0,1};\n    int []d2={1,1,1};\n    private int f(int i,int j,int [][]grid,int n,int m,int [][]dp){\n        if(dp[i][j]!=-1)\n            return dp[i][j];\n        int steps=0;\n        for(int k=0;k<3;k++)\n        {\n            int curr=grid[i][j];\n            int r=i+d1[k];\n            int c=j+d2[k];\n            if(r>=0 && c>=0 && r<n && c<m && grid[r][c]>curr)\n            {\n                steps=Math.max(steps,1+f(r,c,grid,n,m,dp));\n            }\n        }\n        dp[i][j]=steps;\n        return steps;\n    }\n\n    public int maxMoves(int[][] grid) {\n        int n=grid.length;\n        int m=grid[0].length;\n        int [][]dp=new int[n][m];\n        for(int []val:dp)\n            Arrays.fill(val,-1);\n        int max=0;\n        for(int i=0;i<n;i++){\n            max=Math.max(max,f(i,0,grid,n,m,dp));\n        }\n        return max;\n    }\n}\n```
['Array', 'Math', 'Dynamic Programming', 'Backtracking', 'Depth-First Search', 'Recursion', 'Memoization', 'Matrix', 'Java']