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John has x children by his first wife,. ...

John has x children by his first wife,. Mary has (k + 1) children by his first husband , they marry and have children of their own, The whole family has 24 children . Assuming that two children of the same parents do not fight. The maximum number of fight is `lambda`, then `lambda/191` is......

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PATHFINDER-PERMUTATION AND COMBINATION-QUESTION BANK
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