Compute sum over consecutive-step subarrays

Q: How do I practice coding and algorithm questions?

Use PracHub's coding console to write, test, and debug your solutions in Python or JavaScript. View hints, test against sample inputs, and compare with official solutions.

Q: What difficulty level is this coding question?

This is a medium difficulty Coding & Algorithms question, commonly asked during Onsite rounds at Google.

Q: What role is this question designed for?

This question is commonly asked for Machine Learning Engineer candidates at Google during technical interviews.

Question

Compute sum over consecutive-step subarrays

PracHub · Accepted Answer

This question evaluates proficiency in array processing, detection of consecutive-step arithmetic sequences, and accumulation of subarray sums with attention to large-integer (64-bit) arithmetic.

Quick Overview

Compute sum over consecutive-step subarrays