Write in Java. Given an array of integers A, find the Majority Element. Majority Element in an array of size N in an element that appears more than N/2 times. Write a function:          int findMajority(int[] A)  that accepts an array A. The function should return the Majority Element in the array. If no majority element then return 0.  Use following methods to solve the problem: int findCandidate(int a[])  that accepts the array and find a candidate for the majority boolean isMajority(int a[], int cand) that accept the array and the candidate element and check if the candidate occurs more than n/2 times Input:     5      1 2 1 2 2      Where,  First line represents the size of an array.  Second line represents array elements separated by single space. Output:     2 Here for the given array, 2 appears 3 times in the array of size 5. No space after the element in the output. Assume that,  N is an integer within the range [1 to 10000].  Array elements are within the range [-2147483648 to 2147483647].

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Write in Java.

Given an array of integers A, find the Majority Element.

Majority Element in an array of size N in an element that appears more than N/2 times.

Write a function: 
        int findMajority(int[] A) 

that accepts an array A. The function should return the Majority Element in the array. If no majority element then return 0. 

Use following methods to solve the problem:

  • int findCandidate(int a[]) 
    • that accepts the array and find a candidate for the majority
  • boolean isMajority(int a[], int cand)
    • that accept the array and the candidate element and check if the candidate occurs more than n/2 times

Input:
    5 
    1 2 1 2 2 

    Where, 

  • First line represents the size of an array. 
  • Second line represents array elements separated by single space.

Output:
    2

  • Here for the given array, 2 appears 3 times in the array of size 5.

  • No space after the element in the output.

    Assume that, 

    • N is an integer within the range [1 to 10000]. 
    • Array elements are within the range [-2147483648 to 2147483647].
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