TikTok | Site Reliability Engineer (Mid Level) | Coding | Technical Coding Round

yungSlimeyungSlime·
Interview date

May 14, 2026

Company

TikTok

Role

Site Reliability Engineer

Level

Mid Level

Region

NA (North America)

Round type

Coding

Team/Org

USDS Infrastructure

Stage

Technical Coding Round

You are given an integer array nums containing positive integers. We define a function encrypt such that encrypt(x) replaces every digit in x with the largest digit in x. For example, encrypt(523) = 555 and encrypt(213) = 333. Return the sum of encrypted elements. Example 1: Input: nums = [1,2,3] Output: 6 Explanation: The encrypted elements are [1,2,3]. The sum of encrypted elements is 1 + 2 + 3 == 6. Example 2: Inp...

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