The Silent Locator

A easy Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

easy

Seniority

junior, mid

Problem

We need an efficient lookup function for a sorted catalog of integers. Without using any library search utilities, write a function that returns the position of a target value in the list, or -1 if it is not present. The solution must scale to very large catalogs.

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