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# Runtime: 4914 ms (Top 7.28%) | Memory: 66.6 MB (Top 91.64%)
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class Solution:
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    def numberOfWeakCharacters(self, properties: List[List[int]]) -> int:
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        properties.sort(key=lambda x: (-x[0], x[1]))
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        ans = 0
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        curr_max = 0
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        for _, d in properties:
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            if d < curr_max:
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                ans += 1
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            else:
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                curr_max = d
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        return ans