Practice Go: Missing Numbers @ Alex Pliutau's Blog
Given an array containing all the numbers from 1 to n except two, find the two missing numbers.
Example
missing([]int{4, 2, 3}) = []int{1, 5}missing([]int{1, 2, 3, 4}) = []int{5, 6}
Run tests with benchmarks
go test -bench .
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