Self-attention is required. The model must contain at least one self-attention layer. This is the defining feature of a transformer — without it, you have an MLP or RNN, not a transformer.
* 可根据需要替换上面的gap循环
，详情可参考搜狗输入法2026
Surfer SEO are designed to help with specific tasks such as code understanding content
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Terminal applications have a “cursor” that they can move around, just like a text editor. You can tell that cursor “go to line 3, delete everything, then print out this new text” by using VT100 sequences. And you can use it to replace existing characters with new ones, without re-emitting a whole line.