You are given a positive integer .

Your task is to print a palindromic triangle of size .

For example, a palindromic triangle of size is:

```
1
121
12321
1234321
123454321
```

You can't take more than two lines. The first line (a *for*-statement) is already written for you.

You have to complete the code using exactly one print statement.

**Note**:

Using anything related to *strings* will give a score of .

Using more than one *for*-statement will give a score of .

**Input Format**

A single line of input containing the integer .

**Constraints**

**Output Format**

Print the palindromic triangle of size as explained above.

**Sample Input**

```
5
```

**Sample Output**

```
1
121
12321
1234321
123454321
```