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Contributes to #9943 by adding tests to monotonic_array.py #12073

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merged 2 commits into from
Dec 30, 2024
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Contributes to #9943 by adding tests to monotonic_array.py #12073

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Contributes to #9943 by adding tests to monotonic_array.py
MelihMSahin Oct 14, 2024
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[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 14, 2024
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14 changes: 14 additions & 0 deletions data_structures/arrays/monotonic_array.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,16 @@ def is_monotonic(nums: list[int]) -> bool:
True
>>> is_monotonic([1, 3, 2])
False
>>> is_monotonic([1,2,3,4,5,6,5])
False
>>> is_monotonic([-3,-2,-1])
True
>>> is_monotonic([-5,-6,-7])
True
>>> is_monotonic([0,0,0])
True
>>> is_monotonic([-100,0,100])
True
"""
return all(nums[i] <= nums[i + 1] for i in range(len(nums) - 1)) or all(
nums[i] >= nums[i + 1] for i in range(len(nums) - 1)
Expand All @@ -21,3 +31,7 @@ def is_monotonic(nums: list[int]) -> bool:
print(is_monotonic([1, 2, 2, 3])) # Output: True
print(is_monotonic([6, 5, 4, 4])) # Output: True
print(is_monotonic([1, 3, 2])) # Output: False

import doctest

doctest.testmod()