Majority Element in an [JAVA]

**Problem Description**
We need to find the majority element if it exists in an array. Majority element is an element which occurs for more than n/2 times in an array where n is the length of the array.

**Expected Time Complexity**
O(n)
**Expected Space Complexity**
O(1)

**Sample Testcase**
Input: 10,5,8,10,10,10,7,10
Output: 10

@avinash201199 can you please assign this to me.