Find the smallest number in an array

Easy

Given an array of integers, find the smallest number in the array.

For example, given the input

[2, 1, 7, 9]

Your function should return 1

Try it first

def find_min(arr: list[int]) -> int:
    # Implement reverse
    return 0

1def find_min(arr: list[int]) -> int:
2    # Implement reverse
3    return 0
4

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