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class Solution:
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    def twoSum(self, numbers: List[int], target: int) -> List[int]:
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        s = 0
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        e = len(numbers) - 1
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        while s < e:
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            sumi = numbers[s] + numbers[e]
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            if sumi == target:
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                return [s + 1, e + 1]
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            elif sumi < target:
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                s += 1
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            else:
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                e -= 1