题目————————

代码————————

# class Solution:
#     def twoSum(self, nums, target) :
#         for x in range(len(nums)):
#            for y in range(x+1,len(nums)):
#                if nums[x]+nums[y]==target:
#                    return [x,y]


class Solution:
    def twoSum(self, nums, target) :
        for x in range(len(nums)):
            if nums[x] + nums[x+1]==target:
                return [x,x+1]

hw=Solution()
print(hw.twoSum([2,7,11,15],9))

 运行结果————————