xjb714

@ibireme A faster implementation. [yy_double copy3.txt](https://github.com/user-attachments/files/19264462/yy_double.copy3.txt)

@lengjingzju Thanks. Your **ldouble_convert** source code contains two macro definitions, **USING_U128_MUL** and **USING_HIGH_RESOLUTION**. Can you explain? Whether it has an impact on the results or performance.It seems that the shortest...

I have a faster floating-point number printing algorithm. It has the same output result as algorithms such as ryu, dragonbox, and schubfach. demo link: https://onlinegdb.com/OPKdOpikG