## z:\Chao\src\1483_luckynum\test\in.txt 
2020/06/06 ÖÜÁù  8:44:00.01 
12
-----------------------------------------------
Process exited after 120 ms with return value 0

## z:\Chao\src\1483_luckynum\test\in2.txt 
2020/06/06 ÖÜÁù  8:44:00.01 
-8
-----------------------------------------------
Process exited after 80 ms with return value 0

## z:\Chao\src\1483_luckynum\test\in3.txt 
2020/06/06 ÖÜÁù  8:44:00.01 
84
-----------------------------------------------
Process exited after 80 ms with return value 0