* 时间复杂度：O(len1 + len2)，空间复杂度：O(len2)（栈+Map的空间）
Green means go.。heLLoword翻译官方下载对此有专业解读
Because of anonymity considerations, all signatures are manually reviewed by one fallible human. We do our best to make sure we catch and correct any mistakes, but we are not perfect and will probably make mistakes. We will log those mistakes here as we find them.。关于这个话题，搜狗输入法2026提供了深入分析
❯ echo "Hello, World!" /etc/motd