learn.md

# 代码块

以下哪个代码块语法不对？

## 答案

```bash
行内代码块 ```hello```
```

## 选项

### A

```bash
行内代码块 `hello`
```

### B

````bash
```diff
var foo = 'bar';
+ var x = 200;
* var x = 100;
```
````

### C

````bash
```python
def fibo(max):
    n, a, b = 0, 0, 1
    while n < max:
        yield b
        a, b = b, a + b
        n = n + 1  
for n in fibo(10):
    print (n)
```
````