---
# System prepended metadata

title: 12129 - Do you know de way?
tags: [recursion]

---

# 12129 - Do you know de way?
>author: Utin
###### tags: `recursion`

---

## Brief
See the code below

## Solution 0

```c=
#include <stdio.h>

int main() {
    int l, r;
    scanf("%d %d", &l, &r);
    printf("%d %d\n", l, l * 2);
}

// By Utin
```

## Reference