蒸馏是模仿，学强模型的输出，把它的「答案形状」复制过来；RL 是探索，模型必须大量自己推理、自己生成、在错误里反复迭代，从试错中提炼能力。
void radixSort(int arr[], int n) {
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世界首个「隐私屏」，用技术防偷看
Speaking on BBC Breakfast, the prime minister said the rule would mean a victim of intimate image abuse "doesn't have to do a sort of whack-a-mole chasing wherever this image is next going up".