# C++ code much faster than Julia how can I optimize it?

**URL:** https://discourse.julialang.org/t/c-code-much-faster-than-julia-how-can-i-optimize-it/87868
**Category:** Performance
**Created:** [September 27, 2022, 11:05am UTC](https://discourse.julialang.org/t/c-code-much-faster-than-julia-how-can-i-optimize-it/87868 "2022-09-27T11:05:36Z")
**Posts on this page:** 1
**Showing post:** 5

<div class="post-metadata">

### Author: ![Raf](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/raf/32/3383_2.png) [@Raf](https://discourse.julialang.org/u/Raf)
#### Post date: [September 27, 2022, 11:40am UTC](https://discourse.julialang.org/t/c-code-much-faster-than-julia-how-can-i-optimize-it/87868/5 "2022-09-27T11:40:59Z")

</div>

A small hint for getting help: post code inline here between code fences ```

Like:

```julia
julia_code(here)

```

So indentation and highlighting is nice. Your code can be about half as long too, you will get more help if its easier to edit and fits in a comment here (and runs as a MWE).

See also:

> [@Please read: make it easier to help you](https://discourse.julialang.org/t/please-read-make-it-easier-to-help-you/14757):
>
> Welcome to the Julia Discourse! We are enthusiastic about helping Julia programmers, both beginner and experienced. This public service announcement (PSA) outlines best practices when asking for help. Following these points makes it easier for us to help you and more likely you’ll get a prompt, useful answer. Keywords are highlighted to make it easier to refer to specific points. Choose a descriptive title that captures the key part of your question, eg “plots with multiple axes” instead of …

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