测试

\(x^2 + y^2 = 1 \quad \mathbb{R}\)
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print("hello world") # 注释捏

CC++

#include <stdio.h>

int main(void) {
  printf("Hello world!\n");
  return 0;
}

#include <iostream>

int main(void) {
  std::cout << "Hello world!" << std::endl;
  return 0;
}

Method	Description
GET	Fetch resource
PUT	Update resource
DELETE	Delete resource

graph LR
  A[Start] --> B{Error?};
  B -->|Yes| C[Hmm...];
  C --> D[Debug];
  D --> B;
  B ---->|No| E[Yay!];

Lorem ipsum¹ dolor sit amet, consectetur adipiscing elit.²

1. Vivamus id mi enim. Integer id turpis sapien. Ut condimentum lobortis sagittis. Aliquam purus tellus, faucibus eget urna at, iaculis venenatis nulla. Vivamus a pharetra leo.

   1. Vivamus venenatis porttitor tortor sit amet rutrum. Pellentesque aliquet quam enim, eu volutpat urna rutrum a. Nam vehicula nunc mauris, a ultricies libero efficitur sed.

   2. Morbi eget dapibus felis. Vivamus venenatis porttitor tortor sit amet rutrum. Pellentesque aliquet quam enim, eu volutpat urna rutrum a.

      1. Mauris dictum mi lacus
      2. Ut sit amet placerat ante
      3. Suspendisse ac eros arcu

2. Lorem ipsum dolor sit amet, consectetur adipiscing elit

3. Vestibulum convallis sit amet nisi a tincidunt
   • In hac habitasse platea dictumst
   • In scelerisque nibh non dolor mollis congue sed et metus
   • Praesent sed risus massa
4. Aenean pretium efficitur erat, donec pharetra, ligula non scelerisque

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1. sss ↩

2. aaa ↩