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Barr the Bear gave Bob the Penguin a mysterious computer. When Bob the Penguin keys in a number, a mysterious number pattern appeared. However, Bob was too muddle-minded to figure out how the computer worked, and Barr is too lazy to tell him the answer. Can you help Bob out?

## Task

Write a program that when given a number*N*, outputs the following number pattern.

## Constraints

1 ≤*N*≤ 9

## Input

Your program should read from standard input the following data:The line contains an integer

*N*.

## Output

Your program should output to standard the following number pattern.## Sample Input 1

1

## Sample Output 1

11 11

## Sample Input 2

4

## Sample Output 2

11111111 12222221 12333321 12344321 12344321 12333321 12222221 11111111

### Tags

### Subtasks and Limits

Subtask | Score | #TC | Time | Memory | Scoring |
---|---|---|---|---|---|

1 | 0 | 2 | 1s | 32MB | Average |

2 | 100 | 5 | 1s | 32MB | Average |

### Judge Compile Command

g++ ans.cpp -o numbersquare -Wall -static -O2 -lm -m64 -s -w -std=gnu++14 -fmax-errors=512