Description: 2014 Microsoft programming preliminaries third title of the United States to take the princess wrote a number of solution
Which matrix class used to store global information, node class for each point of information, and to achieve the point of adding and deleting function point
Algorithms general idea:
1, remove the smallest element in each row and choose
2, to see if there is either no element of the column, the column elements and combining elements of the difference between the front-friendly selection
3, use the delete function to see if little can be deleted
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File list (Check if you may need any files):
1_3.cpp
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