Problem Description
You know ,I'm a lazy guy and write problem description is a very very boring thing.So , I would not repeat the rule of Kakuro again , Please look at this.But things are different again,contray to the problem above,this time you should work out the input file according to the output file.
Input
The first line of the inputs is T, which stands for the number of test cases you need to solve.
Then T case follow:
Each test case starts with a line contains two numbers N,M (2<=N,M<=100)and then N lines follow, each line contains M columns, either ‘_’ or 1~9. You can assume that the first column of the first line is ’_’.
Output
Output N lines, each line contains M parts, each part contains 7 letters. The m parts are seperated by spaces.Output a blank line after each case.
Sample Input
2
6 6
_ _ 5 8 9 _
_ 7 6 9 8 4
_ 6 8 _ 7 6
_ 9 2 7 4 _
_ _ 7 9 _ _
5 8
_ 1 9 9 1 1 8 6
_ _ 1 7 7 9 1 9
_ 1 3 9 9 9 3 9
_ 6 7 2 4 9 2 _
Sample Output
XXXXXXX XXXXXXX 028\XXX 017\XXX 028\XXX XXXXXXX
XXXXXXX 022\022 ....... ....... ....... 010\XXX
XXX\034 ....... ....... ....... ....... .......
XXX\014 ....... ....... 016\013 ....... .......
XXX\022 ....... ....... ....... ....... XXXXXXX
XXXXXXX XXX\016 ....... ....... XXXXXXX XXXXXXX
XXXXXXX 001\XXX 020\XXX 027\XXX 021\XXX 028\XXX 014\XXX 024\XXX
XXX\035 ....... ....... ....... ....... ....... ....... .......
XXXXXXX 007\034 ....... ....... ....... ....... ....... .......
XXX\043 ....... ....... ....... ....... ....... ....... .......
XXX\030 ....... ....... ....... ....... ....... ....... XXXXXXX
