Grab Interview Guide

Showing 3 questions

Ranking

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

Question

Frequency

Difficulty

Minimum Number of Food Buckets to Feed the Hamsters

Imagine hamsters lined up in a row! You need to place food buckets so every hamster gets fed, but buckets can't be next to each other or next to houses. Find the fewest buckets you need.

ArraysGreedy Algorithms

Very likely

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

Medium

#1. Minimum Number of Food Buckets to Feed the Hamsters

Medium

Imagine hamsters lined up in a row! You need to place food buckets so every hamster gets fed, but buckets can't be next to each other or next to houses. Find the fewest buckets you need.

ArraysGreedy Algorithms

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

Minimum Cost For Tickets

You're planning a trip and need to buy tickets for specific travel days. Given the costs for 1-day, 7-day, and 30-day passes, determine the minimum total cost to cover all your travel days.

ArraysDynamic Programming

Very likely

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

Medium

#2. Minimum Cost For Tickets

Medium

You're planning a trip and need to buy tickets for specific travel days. Given the costs for 1-day, 7-day, and 30-day passes, determine the minimum total cost to cover all your travel days.

ArraysDynamic Programming

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

Adding Two Negabinary Numbers

Simulate addition with base -2 using the given arrays representing two negabinary numbers. Return the result as a negabinary array, ensuring no leading zeros.

ArraysTwo Pointers

Somewhat likely

If you have a Grab interview, you might get this question

Medium

#3. Adding Two Negabinary Numbers

Medium

Simulate addition with base -2 using the given arrays representing two negabinary numbers. Return the result as a negabinary array, ensuring no leading zeros.

ArraysTwo Pointers

This question is somewhat likely to be asked in your Grab interview