## Text
- plain
- *bold*
- /italic/
- _underline_
## Lists
1. item 1
1. item 1.1
2. item 2
- item 1
- item 1.1
- item 2
## Math
Inline $a \leq b$ or block:
$$
\int \frac{1}{x}\;dx = \ln|x| + C
$$
## Images
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\center
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[TeX.ninja](https://tex.ninja) - write $\LaTeX$ like a Ninja.
\center