12 lines
324 B
Python
12 lines
324 B
Python
from typing import List
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class Solution:
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def countKDifference(self, nums: List[int], k: int) -> int:
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count = 0 # number of pairs
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for i in range(len(nums)):
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for j in range(i + 1, len(nums)):
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if abs(nums[i] - nums[j]) == k:
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count += 1
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return count
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