Given an array A[] and a number x, check for pair in A[] with sum as x (aka Two Sum) — DSA Technical Interview Questions & Answers

Given an array A[] and a number x, check for pair in A[] with sum as x (aka Two Sum)

Given an array A[] and a number x, check for pair in A[] with sum as x (aka Two Sum)

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Code Examples for Given an array A[] and a number x, check for pair in A[] with sum as x (aka Two Sum)

Given an array A[] and a number x, check for pair in A[] with sum as x (aka Two Sum) — working example

arr = [10, 20, 30, 40]
print(arr[2], arr[-1])
matrix = [[1, 2], [3, 4]]
print(matrix[1][0])  # 3

Given an array A[] and a number x, check for pair in A[] with sum as x (aka Two Sum) — arrays give O(1) index access; matrices are arrays of arrays.

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