two sum python

Bloody Beetle answered on July 8, 2021 Popularity 10/10 Helpfulness 5/10

answer two sum python

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two sum python

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class Solution:
    def twoSum(self, nums: list[int], target: int) -> list[int]:
        required = {}
        for i in range(len(nums)):
            if target - nums[i] in required:
                return [required[target - nums[i]], i]
            else:
                required[nums[i]] = i

Popularity 10/10 Helpfulness 5/10 Language python

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Tags: python sum

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Contributed on Jul 08 2021

Bloody Beetle

0 Answers Avg Quality 2/10

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-1

def twoNumberSum(array, targetSum):
    # Save the number seen so far
    seen = set()
    # Traverse the array
    for n in array:
      	# Assume n is the first number
        n2 = targetSum - n  # Calcualte which is the other number needed
        seen.add(n)  # Keep track of all the seen numbers
        if n2 != n and n2 in seen:
            return [n, n2]  # Found it
            
	return []

Popularity 10/10 Helpfulness 3/10 Language python

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Tags: python py

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Contributed on Jul 22 2022

Martinez Mariano

0 Answers Avg Quality 2/10

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