algorithm - Find the majority element in array -


the majority element element occurs more half of size of array.

how find majority element in array in o(n)?

example input:

{2,1,2,3,4,2,1,2,2}

expected output:

2

the majority element (if exists) median. can find median in o(n) , check indeed valid majority element in o(n). more details implementation link


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