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llm-interview-code
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LLM面试常见手撕合集

Last updated Aug 7, 2026
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LLM Interview Code

LLM面试常见手撕代码合集

ps: 本人目前几十场面试仅遇到过 MHA, RoPE, RMSNorm, BPE, InfoNCE, DPO, 工具调用解析。如有帮助请点个star⭐️~

我去,这么多⭐️,感谢大家~

项目结构

目录 文件 说明
Attention MHA.ipynb 多头注意力 (Multi-Head Attention)
GQA.ipynb 分组查询注意力 (Grouped Query Attention)
MLA.ipynb 多头潜注意力(Multi-Head Latent Attention)
MHAkvcache.ipynb 带KV cache的注意力
mask.ipynb 注意力掩码
Components Linear.ipynb 线性层
BPE.ipynb Byte Pair Encoding
LoRA.ipynb LoRA Linear 层
RoPE.ipynb 旋转位置编码
SwiGLU.ipynb SwiGLU 激活函数
Norm LayerNorm.ipynb 层归一化
RMSNorm.ipynb RMS归一化
Functional activationfun.ipynb 激活函数
CE.ipynb 交叉熵损失
InfoNCE.ipynb InfoNCE损失
quantize.ipynb 量化
sft.ipynb SFT损失
sample.ipynb 采样方法
toolfunction.ipynb Tool Calling 流式解析
RL DPO.ipynb DPO损失
GRPO.ipynb GRPO损失
DAPO.ipynb DAPO损失
GSPO.ipynb GSPO损失
KL.ipynb KL散度
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