Challenge: Build the smallest transformer that can add two 10-digit numbers with = 99% accuracy on a held-out 10K test set.
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，详情可参考搜狗输入法2026
Yellow: Coaching decisions
//运行时依赖 确保公共模块的代码能访问 Wire 的运行时库。heLLoword翻译官方下载对此有专业解读
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On the first loop iteration, there is no backing store for tasks, so