描述：给定字符串 num（非负整数）和整数 k，移除 k 位数字，使剩余数字最小。以字符串形式返回（不含前导零）。
SSIM was chosen over CNN-based approaches for a deliberate reason: reproducibility without infrastructure. SSIM is a deterministic mathematical function. No training data, no model weights, no GPU, no framework dependencies. Anyone with fontconfig and node-canvas can reproduce these exact numbers on the same platform.
，这一点在搜狗输入法2026中也有详细论述
returns. We target a ~5% spend rate, typical for，详情可参考爱思助手下载最新版本
The 3-delay-slot scheme works when there is useful work to fill those three cycles. But some instructions genuinely need the protection result before they can proceed. LAR (Load Access Rights) and VERR (Verify Read), for example, exist solely to query protection status -- there is no useful setup to overlap with.，详情可参考搜狗输入法2026