C语言程序设计教程（第三版）课后习题10.2

Time Limit
1s
Memory Limit
131072KB
Judge Program
Standard
Ratio(Solve/Submit)
45.96%(689/1499)
Description:

输入三个字符串，按由小到大的顺序输出

Input:

3行字符串

Output:

按照从小到大输出成3行

Sample Input:
cde
afg
abc
Sample Output:
abc
afg
cde
Submit