Draw this triangle [CHALLANGE]

Question

/*Using loops and ternary create this pattern.
.
...
......
..........
---------------
---------------------
---------------
..........
......
...
.
Each loop adds all the previous loops upto 7 then does the same in reverse by subtracting.
The one who creates this with the least amount of loops wins and gets a ✅. ☺
Reference guide
0 = 0
0+1 = 1
0+1+2 = 3
0+1+2+3 = 6
0+1+2+3+4 = 10
0+1+2+3+4+5 = 15
0+1+2+3+4+5+6 = 21
0+1+2+3+4+5 = 15
0+1+2+3+4 = 10
0+1+2+3 = 6
0+1+2 = 3
0+1 = 1
0 = 0
*/

Answer 1

I may have gone a bit overboard condensing the code so I write this too :)
https://code.sololearn.com/cQbf68JWJ2r7/?ref=app

Answer 2

https://code.sololearn.com/cE2ub9tP5iQe/?ref=app
little late but here you go

Answer 3

Zero Loops - recurse your brains out!
https://code.sololearn.com/cQ7D9Q6ztyK1/?ref=app

Answer 4

1 loop 2 lines
https://code.sololearn.com/cLEXgEKDOxUd/?ref=app

Answer 5

Does Mr Stark have an official solution?

Answer 6

Here's :
https://code.sololearn.com/c3ykeszMiH9L/?ref=app

Answer 7

@Kartik very good! its surprises me how little code you need in python to create stuff like this well done

Answer 8

Most of problems in Python can be solved in just one line

Answer 9

Here's my try in Python
https://code.sololearn.com/cplFLL2k7KwE/?ref=app

Answer 10

Thanks for trying this guys
i hope you liked my very difficult decision 😰
i thought i would use simplicity over complexity to help me make this decision as they were all amazing and id tick them all if i could but i just wanted to choose one that was the closest to what i expected and i feel like @David Ashton had the upper edge.
This decision had nothing to do with us having the same first name by the way haha 😜
Thank you all keep being amazing!

Answer 11

n, k = 7, []
for i in range(2*n-1):
if i < n:
k.append(i+1)
else:
del k[-1]
print('#'*sum(k))

Answer 12

here's my solution https://code.sololearn.com/c1S2W9Nwtu1z/?ref=app 4 loops

Answer 13

@D_Stark I updated my answer. I didn't saw your reference guide when I first uploaded the answer

Answer 14

i have tried hard and finally got.....
https://code.sololearn.com/cR2KY70AfVJ1/?ref=app

Answer 15

what language is that Kartikey?

Answer 16

@D_Stark Python

Answer 17

David Ashton's code deserved the best answer!

Answer 18

I think it is python...

Answer 19

Edit: I've edited my code to match with your output.

Answer 20

One loop in java
https://code.sololearn.com/cyfKl45f5kEg/#java
Woops! I didn't initially notice that some lines were dots, not dashes! I have made the necessary changes.