Pinterest Interview Guide

Showing 3 questions

Ranking

A question's ranking corresponds to how commonly it's asked by Pinterest. The higher the ranking, the more likely you'll encounter it in a Pinterest interview.

Question

Frequency

Difficulty

Count and Say

The count-and-say sequence is generated iteratively. Given a starting number, compute the next number in the sequence by describing the previous one.

StringsRecursion

Very likely

If you have a Pinterest interview, it's very likely that you will get this question

Medium

#1. Count and Say

Medium

The count-and-say sequence is generated iteratively. Given a starting number, compute the next number in the sequence by describing the previous one.

StringsRecursion

This question is very likely to be asked in your Pinterest interview

Reconstruct Itinerary

You're given a list of flight tickets, each representing a departure and arrival airport. Reconstruct the itinerary by visiting all the airports in the lexicographically smallest order, starting from "JFK".

Graphs

Very likely

If you have a Pinterest interview, it's very likely that you will get this question

Hard

#2. Reconstruct Itinerary

Hard

Graphs

This question is very likely to be asked in your Pinterest interview

Optimal Account Balancing

You are given a list of transactions between people. Determine the minimum number of transactions needed to settle all debts, such that everyone owes or is owed exactly zero.

Dynamic ProgrammingGreedy Algorithms

Very likely

If you have a Pinterest interview, it's very likely that you will get this question

Hard

#3. Optimal Account Balancing

Hard

You are given a list of transactions between people. Determine the minimum number of transactions needed to settle all debts, such that everyone owes or is owed exactly zero.

Dynamic ProgrammingGreedy Algorithms

This question is very likely to be asked in your Pinterest interview

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