``````c #include <stdio.h> int main() { printf("Hello world!"); return 0; } ```\`\`\`

``````c #include int main() { printf("Hello world!"); return 0; } ```\`\`\`

anic17 · 2020-09-24T17:37:45.264Z

``````c #include int main() { printf("Hello world!"); return 0; } ```\`\`\`

```c
#include <stdio.h>

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

```c
#include <stdio.h>

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

```c
#include <stdio.h>

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

```c
#include <stdio.h>

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

```