class Solution:
    def twoSum(self, numbers: List[int], target: int) -> List[int]:

        for i in range(len(numbers)):

            left = i + 1
            right = len(numbers) - 1

            while(left <= right):
                mid = left + (right - left)//2

                if (numbers[mid] + numbers[i] < target):
                    left = mid + 1
                elif (numbers[mid] + numbers[i] > target):
                    right = mid - 1
                else:
                    return [i+1, mid + 1]