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## SUDCHECK - Checking sudoku

### Input

The first line of the standard input contains one integer t (t<10001) which is the number of test cases.

For each test there are nine lines and in each of them there are nine integers.

### Output

Print YES if sudoku is solved correctly or NO is it's not.

### Example

```Input21 3 2 5 7 9 4 6 84 9 8 2 6 1 3 7 57 5 6 3 8 4 2 1 96 4 3 1 5 8 7 9 25 2 1 7 9 3 8 4 69 8 7 4 2 6 5 3 12 1 4 9 3 5 6 8 73 6 5 8 1 7 9 2 48 7 9 6 4 2 1 5 31 3 2 5 7 9 4 6 84 9 8 2 6 1 3 7 57 5 6 3 8 4 2 1 96 4 3 1 5 8 7 9 25 2 1 7 9 3 8 4 69 8 7 4 2 6 5 3 12 1 4 9 3 5 6 8 73 6 5 8 1 7 9 2 48 7 9 6 4 2 1 3 5
Output:YESNO```

Special thanks to Wanderley Guimarães for tests to this task.

 Added by: Piotr KÄ…kol Date: 2010-01-18 Time limit: 1s Source limit: 50000B Memory limit: 1536MB Cluster: Cube (Intel G860) Languages: All except: NODEJS OBJC SCM qobi VB.NET