63. Single Number - I
Given an array of nums of n integers. Every integer in the array appears twice except one integer. Find the number that appeared once in the array.
Example 1:
Input : nums = [1, 2, 2, 4, 3, 1, 4]
Output : 3
Explanation : The integer 3 has appeared only once.
Example 2:
Input : nums = [5]
Output : 5
Explanation : The integer 5 has appeared only once.
Now Your Turn!
Pick the correct output for the given inputInput : nums = [1, 3, 10, 3, 5, 1, 5]
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Constraints:
- 1 <= n <= 105
- -3*105 <= nums[i] <= 3*105