## z:\Chao\src\2768_midupng\test\in.txt 
2020/05/02 ÖÜÁù 20:11:44.84 
(1,2):1 1 3 4 1 -1 -1 -1
(1,4):1 3 3 6 1 -1 -1 -1
(1,5):1 4 3 6 0 -2 -1 -2
(2,1):1 1 4 3 2 -2 -1 -2
(2,4):1 3 4 6 2 -1 -1 -1
(2,5):1 4 4 6 0 -2 -1 -2
(3,1):2 1 5 3 1 -1 -1 -2
(4,1):3 1 6 3 1 -3 -3 -1
(4,2):3 1 6 4 2 -2 -3 -1
(5,1):4 1 6 3 1 -3 -4 -2
(5,3):4 2 6 5 1 -1 -3 -1
(5,4):4 3 6 6 -2 -1 -3 -1
(5,5):4 4 6 6 -1 -3 -3 -2
2 0 2 0 -1
1 0 -2 0 0
2 0 -1 -1 0
1 1 -2 -1 0
0 0 -3 -1 -1
2 2 4 4 3
3 3 3 3 2
5 5 4 3 2
6 7 4 2 1
6 7 1 -2 -4

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Process exited after 160 ms with return value 0

## z:\Chao\src\2768_midupng\test\in2.txt 
2020/05/02 ÖÜÁù 20:11:44.84 

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Process exited after 70 ms with return value 0

## z:\Chao\src\2768_midupng\test\in3.txt 
2020/05/02 ÖÜÁù 20:11:44.84 

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Process exited after 80 ms with return value 0