A majority element is an element that makes up more than half of the items in an array. Given a positive integers array, find the majority element. If there is no majority element, return -1. Do this in O(N) time and 0(1) space. Input: 1 2 5 9 5 9 5 5 5 Output: 5
A majority element is an element that makes up more than half of the items in an array. Given a positive integers array, find the majority element. If there is no majority element, return -1. Do this in O(N) time and 0(1) space. Input: 1 2 5 9 5 9 5 5 5 Output: 5
Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter6: Arrays
Section: Chapter Questions
Problem 19RQ
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A majority element is an element that makes up more than half of the items in
an array. Given a positive integers array, find the majority element. If there is no majority element,
return -1. Do this in O(N) time and 0(1) space.
Input: 1 2 5 9 5 9 5 5 5
Output: 5
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