The VLOOKUP trainer applicaiton is implemented via React, Vite, TS, and Tailwind, and deployed to Vercel. Developed for a Russian company Action Academy.
The goal is to help to understand a Vertical Lookup or VLOOKUP («вертикальный просмотр», ВПР, in Russian; the applicaiton supports both English and Russian localizations) function in Miscrosoft Excel.
The application is a step-by-step simulator for practicing actions for comparing and searching for missing values in different columns of Excel tables.

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