[Leetcode] Majority Element
2015-09-30 06:11
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Given an array of size n, find the majority element. The majority element is the element that appears more than
You may assume that the array is non-empty and the majority element always exist in the array.
public class Solution {
public int majorityElement(int[] nums) {
int count = 0;
int majority = nums[0];
for(int num : nums) {
if(num == majority)
count++;
else
count--;
if(count == -1){
count = 1;
majority = num;
}
}
return majority;
}
}
⌊ n/2 ⌋times.
You may assume that the array is non-empty and the majority element always exist in the array.
public class Solution {
public int majorityElement(int[] nums) {
int count = 0;
int majority = nums[0];
for(int num : nums) {
if(num == majority)
count++;
else
count--;
if(count == -1){
count = 1;
majority = num;
}
}
return majority;
}
}
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