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Matcom Online Grader
Faculty of Mathematics and Computer Science of University of Havana
Input
Output
Sample test(s)
Input
3 3
2 2 3
2 3 3
Output
89
Input
1 1
1
2
Output
0
Input
5 5
2 2 3 3 3
2 2 2 3 3
Output
49049891
Input
12 13
2 2 2 3 3 4 4 4 4 5 5 5
2 3 3 3 3 4 5 5 5 5 5 5 5
Output
808346164
Input
2 3
2 3
3 1 5
Output
0