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Diffstat (limited to 'microposts/ia-lawsuit.md~')
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diff --git a/microposts/ia-lawsuit.md~ b/microposts/ia-lawsuit.md~ new file mode 100644 index 0000000..e3e0f9c --- /dev/null +++ b/microposts/ia-lawsuit.md~ @@ -0,0 +1,17 @@ +--- +date: 2018-06-04 +--- + +The [Boyer-Moore algorithm for finding the majority of a sequence of elements](https://en.wikipedia.org/wiki/Boyer–Moore_majority_vote_algorithm) falls in the category of "very clever algorithms". + + int majorityElement(vector<int>& xs) { + int count = 0; + int maj = xs[0]; + for (auto x : xs) { + if (x == maj) count++; + else if (count == 0) maj = x; + else count--; + } + return maj; + } + |