acmsguru |
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Закончено |
sample input | sample output |
5071 6012 | 1 1 |
sample input | sample output |
4321 4321 | 4 0 |
sample input | sample output |
1980 0879 | 0 3 |
sample input | sample output |
1234 5678 | 0 0 |
Название |
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