将若干字符串按字母顺序 利用指针（由小到大）输出 （禁止调用系统string相关函数）



input: ddcc

　　aabbcc

　　bbccaa

output: aabbcc

　　bbccaa

　　-the number of strings in alphabetical order using pointers (small to large) output (Prohibition call the system string correlation function) the input: ddcc and aabbcc, bbccaa output: and aabbcc, bbccaa ddcc