this is a test file

```cpp
for (int i = 1; i < 100; i++) {
  cout << "lets go" << endl;
}
```

```c
int i = 3;
for (i = 4; i < 105; i++) {
  printf("%d", i);
}
```

```python
for i in range(100):
    print("hello")
```

Python 的代码。

```javascript
let i = 3;
for (i = 100; i < 105; i++) {
  console.log('awesome oi-wiki');
}
```