Problem: Given an array of integers and a target value, find two numbers such that they add up to the target. Example: Input: nums = [2, 7, 11, 15], target = 9 ...

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[ 1 2 3 ] [ 4 5 6 ] [ 7 8 9 ] The answer should be 5 since the longest path would be 1-2-5-6-9]() import heapq def max_three(arr): a = heapq.nlargest(3, arr ...