Given an array of integers nums, write a function that returns true if any value appears more than once and false if all values are distinct. The input is a list of integers, and the output is a boolean.
Constraints
1 <= len(nums) <= 10^5
-10^9 <= nums[i] <= 10^9
The function should handle negative numbers and repeated values
Function Signature
defcontains_duplicate(nums):
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