单项选择题
A.问题建模和算法设计 B.算法设计和编写代码 C.问题建模和编译调试 D.编写代码和编译调试
A.12,20,36,48,25,50,40 B.12,36,20,48,40,25,50 C.12,20,25,36,40,48,50 D.12,36,20,48,25,50,40
A.abcde B.abdce C.edcba D.edabc