Welcome to the USACO Forum!

Welcome to the USACO Forum!

You can ask and answer questions related to USACO or competitive programming here. Feel free to ask for help if you’re unable to solve a problem.

Please refer to this post to learn more about how to effectively ask for help on a problem.

Additionally, feel free to post bug reports and suggestions for how we can improve the USACO Guide.

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Post Formatting Tips

Latex

Inline \LaTeX is supported, as well as block latex:

3x + 4y = 9
Inline $\LaTeX$ is supported, as well as block latex:
$$
3x + 4y = 9
$$

Spoilers

You can use inline spoilers by wrapping it in spoiler tags.

Block Spoilers

Are similarly supported.

You can use inline spoilers [spoiler]by wrapping it in spoiler tags[/spoiler].

[details="Block Spoilers"]
Are similarly supported.
[/details]

GraphViz

If you want to add graphs, you can use Graphviz (though you may find CSAcademy easier).

1 1 2 2 1--2
[graphviz engine=dot]
graph {
    1 -- 2
}
[/graphviz]

Code Blocks

// Source: https://usaco.guide/general/io

#include <iostream>
using namespace std;

int main() {
    int a, b, c; cin >> a >> b >> c;
    cout << "sum is " << a+b+c << "\n";
}
```cpp
your code goes here
```

Polls

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