## z:\Chao\src\4091_garden\test\in.txt 
2020/04/12 周日  9:48:19.75 
4
-----------------------------------------------
Process exited after 260 ms with return value 0

## z:\Chao\src\4091_garden\test\in2.txt 
2020/04/12 周日  9:48:19.75 
72
-----------------------------------------------
Process exited after 90 ms with return value 0

## z:\Chao\src\4091_garden\test\in3.txt 
2020/04/12 周日  9:48:19.75 
90
-----------------------------------------------
Process exited after 110 ms with return value 0