Matrix 1#9982

Matrix 1

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Very easy

Given a natural number $n$ , your task is to produce a square matrix of size $n \times n$ n \times n. This matrix should be filled with integers ranging from $0$ to $n - 1$ n - 1, following the pattern demonstrated in the example.

Input

A natural number $n$ , where $1 \leq n \leq 10$ 1 \leq n \leq 10.

Output

Display a matrix of size $n \times n$ n \times n, formatted as illustrated in the example.

Examples

Example 1

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n \times n

n - 1

1 \leq n \leq 10

n \times n