Deloitte interview practice

Deloitte Coding Interview Questions and Technical Practice Start with verified evidence.

Practice from 5 Deloitte-tagged public coding problems, organized only by the stage, topic, difficulty, and recency metadata FastPrep can verify.

Catalog
5 public practice assets (5 coding)
Start here
Use the stage named in your invitation
Evidence
OA · Onsite metadata, shown in context
Deloitte practice workspace
Stage-led · public FastPrep catalog

OA practice path

Online Assessment

Build a timed implementation rhythm from prompt to edge cases. Problems are ranked by repeated public catalog sightings.

Solve one end to end

4 Deloitte-tagged Online Assessment problems available.

CompanyProblemDifficultyPublic evidenceAction
DEDeloitte
Seventh Nearest PalindromeUnrated
1 public reportLast reported May 2026
Practice
DEDeloitte
Count Divisible PermutationsDynamic ProgrammingBit ManipulationHard
1 public reportLast reported Jan 2025
Practice
DEDeloitte
Install Carbon FiltersStringGreedyMedium
1 public reportLast reported Oct 2023
Practice
DEDeloitte
Longest Substring with Even OccurrencesStringBit ManipulationMedium
1 public reportLast reported Oct 2023
Practice

01 · Preparation plan

Move from character counts to compressed parity states.

Deloitte's public coding set supports a string-and-counting study sequence. Begin with exact character counts, then introduce positional divisibility with used-value state and parity masks. This page owns software-engineering practice, not consulting case interviews, audit questions, accounting preparation, or all Deloitte recruitment programs. This is a suggested practice sequence, not the employer's interview process. Your invitation and recruiter guidance remain the source of truth.

  1. 01

    Compare character multisets

    Anagram checking is a useful warm-up for defining normalization and counting. Equal length alone does not prove matching character frequencies.

    • Clarify case and whitespace rules.
    • Test repeated characters.
    • Compare counting with sorting tradeoffs.
    Practice: Check Anagrams
  2. 02

    Count arrangements satisfying positional divisibility

    Arrange the values from one through n so every value-position pair satisfies at least one of the two divisibility directions. Track already-used values with backtracking or a mask; there is no concatenated-number remainder transition in this exercise.

    • Check both value-divides-position and position-divides-value conditions.
    • Define the next position from the values already placed.
    • Compare the counted arrangements with explicit enumeration on a tiny input.
    Practice: Count Divisible Permutations
  3. 03

    Represent even-occurrence conditions with parity

    The substring exercise is useful for replacing full counts with the information that actually matters. Equal prefix parity states can identify qualifying ranges.

    • Define one bit per relevant character.
    • Store the earliest occurrence of each state.
    • Include the empty prefix state.
    Practice: Longest Substring with Even Occurrences

02 · Evidence boundary

What “Deloitte interview questions” means here.

It means practicing transferable implementation, testing, and technical reasoning with public catalog assets FastPrep tags to Deloitte. It does not mean FastPrep has access to the company's assessments or any private interview bank.

Repeated public sightings and last-reported dates can help you prioritize practice, but they cannot predict the questions, format, or platform in a specific interview.

  • Only Deloitte-tagged FastPrep catalog problems appear above.
  • Stage labels and report dates remain visible as context.
  • No official, private, leaked, or proprietary questions are claimed.

03 · Plain answers

Deloitte interview practice questions, answered plainly.

This page owns technical-practice intent for Deloitte. Hiring activity, timelines, and market signals remain on the separate hiring-insights page.

01Does this Deloitte page cover consulting case interviews?

No. It is a coding-practice collection. Consulting cases, audit, accounting, and business-role interviews have different requirements that the available programming assets do not establish. Use role-specific official guidance for those areas and the catalog for technical problem solving.

02Is FastPrep affiliated with Deloitte?

No. FastPrep is an independent interview-preparation product and is not affiliated with Deloitte. The page uses FastPrep's public practice catalog and does not claim official, private, leaked, or proprietary employer questions.

03How are Deloitte problems assigned to interview stages?

Stage labels come from FastPrep's public problem metadata. A problem can carry more than one reported stage, and hiring processes can change by role, level, location, and date. Treat the labels as preparation context, not a guarantee.

04Which Deloitte interview stage should I practice first?

Start with the stage named in your invitation or recruiter message. If no stage is known, use the largest available set to build general problem-solving fluency, then rehearse explanation and testing separately.

05Does this page predict the Deloitte interview process?

No. Public catalog counts, stage tags, and last-reported dates can help prioritize practice, but they cannot predict a specific interview's questions, sequence, timing, or platform.

Your next stage, made concrete

Pick a problem. Solve it end to end.

Start with the stage named in your invitation, then use public evidence as context—not as a promise of what you will be asked.

Open the practice set