Quick Overview

This question evaluates dynamic programming combined with number theory, specifically counting valid partitions of a digit string under a primality constraint. It tests designing a state-transition recurrence paired with an efficient primality check for large values, a combination commonly used to assess practical algorithmic reasoning in coding interviews.

Count the Ways to Split a Digit String into Primes

Company: Salesforce

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Onsite

Overview: This question evaluates dynamic programming combined with number theory, specifically counting valid partitions of a digit string under a primality constraint. It tests designing a state-transition recurrence paired with an efficient primality check for large values, a combination commonly used to assess practical algorithmic reasoning in coding interviews.

Read the full Salesforce Software Engineer interview experience this question came from

Loading…