rt，正确样例应为：

输入#1

C:\folder1\file1.txt

输出#1

0 1

输入#2

C:\folder1\folder2\folder3\file1.txt
C:\folder1\folder2\folder4\file1.txt
D:\folder1\file1.txt

输出#2

3 2

输入#3

C:\file\file\file\file\file.txt
C:\file\file\file\file2\file.txt

输出#3

4 2