使用Python绘制圣诞树
```python
height = 5
for i in range(height):
print(' ' * (height - i - 1) + '*' * (2 * i + 1))
print(' ' * height)
```
使用C语言打印圣诞祝福
```c
include
int main() {
printf("Wishing you all a merry Christmas!\n");
return 0;
}
```
使用HTML和JavaScript绘制圣诞树
```html