#961
N-Repeated Element in Size 2N Array
newbie · 195 · lc easy +16 · verified · 79.8% accepted · 1,848 likes · top 91%
Description
In integer array nums of length 2n, exactly n + 1 distinct values exist. One value appears exactly n times; every other value appears exactly once. Identify and return the value that occurs n times.
Example 1:
Input: nums = [1,2,3,3]
Output: 3
Example 2:
Input: nums = [2,1,2,5,3,2]
Output: 2
Example 3:
Input: nums = [5,1,5,2,5,3,5,4]
Output: 5
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