day333

package

v0.0.0-...-36687a4 Latest Latest Go to latest Published: Oct 28, 2020 License: MIT Imports: 0 Imported by: 0

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func FindCelebrity(knows *Knowing, numPeople int) int

FindCelebrity returns the ID of the celebrity. Runs in O(N) time and O(1) space.

type Knowing map[int]map[int]bool

Knowing represents a personId knowing another personId. Return true of first person knows the second person. NOTE: This is not bidirectional.

func (k *Knowing) Knows(a, b int) bool

Knows is a O(1) method that answers if 'a' "knows" 'b'. This does not imply that 'b' "knows" 'a'.