20个无符号数相加实验目的：通过非数值运算（如统计、分类、排序、代码转换等）编程，进一步掌握8086/8088汇编语言程序设计方法和技巧。-20 unsigned numbers together experiment: through non-numerical operations (such as statistics, classification, sorting, transcoding, etc.) programming, and further understand 8086/8088 assembly language programming methods and techniques.