Hi, I would like to fix my java program please help me to fix.

1.I would like let users enter two strings to make a table so help me to get user input(two strings)

also if you know how to make raws and columns to make a table please help me to revise it with this code.

Left is the one I want to make but right is my result how can I make look like the left one?

2.I have an error at the end of result any number is not supposed to be shown, but something wrong you look 3 at the end please help to remove it!

Here's are my code!

import java.util.*; import java.lang.*; import java.io.*;

class Test2 { public static int minDistance(String word1, String word2) { int m=word1.length(); int n=word2.length(); int[][] mem = new int[m+1][n+1]; for(int[] arr: mem){ Arrays.fill(arr, -1); } for(int i=0;i S43443 R33332 A22223 w11234 01234 STAR 43443 33332 22223 11234 012343