Question: The examples in lecture on setting up kidney exchanges from a registry (see slides 2729) required us to find the set of disjoint cycles that

The examples in lecture on setting up kidney exchanges from a registry (see slides 2729) required us to find the set of disjoint cycles that maximally covers the graph.

(a) What does it mean for two cycles to be disjoint?

(b) Why must the cycles be disjoint for setting up kidney exchanges?

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