challenge : Triangle Quest

Question

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.

Input Format

A single line of input containing the integer N.

Constraints 0< N < 60

Answer 1

Answer in python
https://code.sololearn.com/cP3i6C3NDV55/#py

Answer 2

Yay I am the first one to answer this! Thanks for the challenge, here's my try:
https://code.sololearn.com/WvxeWfWtKxfq/#js

Answer 3

please consider "You can't take more than two lines. "

Answer 4

https://code.sololearn.com/c92f1hd5UW6a/?ref=app