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\$\begingroup\$ o seems to be uninitialized. Where output is declared? Or maybe o is output? \$\endgroup\$

Vi.
– Vi.

2015-06-02 13:03:11 +00:00
Commented Jun 2, 2015 at 13:03
\$\begingroup\$ The same for n. Have you actually checked the "de-uglified" code to run? \$\endgroup\$

Vi.
– Vi.

2015-06-02 13:05:58 +00:00
Commented Jun 2, 2015 at 13:05
\$\begingroup\$ Started the bruteforcer... \$\endgroup\$

Vi.
– Vi.

2015-06-02 13:07:38 +00:00
Commented Jun 2, 2015 at 13:07
\$\begingroup\$ Even 3-round version is not easy. \$\endgroup\$

Vi.
– Vi.

2015-06-02 13:16:58 +00:00
Commented Jun 2, 2015 at 13:16
\$\begingroup\$ @Vi. Fixed de-uglified version -- sorry for not checking it better. I'm proud of that inner loop; U i=81;i-=3 could have been even more vile, without significant runtime costs. \$\endgroup\$

tucuxi
– tucuxi

2015-06-02 16:02:54 +00:00
Commented Jun 2, 2015 at 16:02

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Correct minor typos or mistakes
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create code fences with backticks ` or tildes ~
```
like so
```
add language identifier to highlight code
```python
def function(foo):
print(foo)
```
put returns between paragraphs
for linebreak add 2 spaces at end
_italic_ or **bold**
indent code by 4 spaces
backtick escapes `like _so_`
quote by placing > at start of line
to make links (use https whenever possible)

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<a href="https://example.com">example</a>
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